
// this is autogenerated file, do not edit it.
#include "ficus/ficus.h"

struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t;

static void _fx_free_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t** dst);

struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t;

static void _fx_free_Nt10Hashset__t1R9Ast__id_t(struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t** dst);

struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t;

static void _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t** dst);

struct _fx_N13Ast__binary_t_data_t;

static void _fx_free_N13Ast__binary_t(struct _fx_N13Ast__binary_t_data_t** dst);

struct _fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t;

static void _fx_free_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t(
   struct _fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t** dst);

struct _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t;

static void _fx_free_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(
   struct _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t** dst);

struct _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t;

static void _fx_free_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(
   struct _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t** dst);

struct _fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t_data_t;

static void _fx_free_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t(
   struct _fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t_data_t** dst);

struct _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t;

static void _fx_free_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(
   struct _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t** dst);

struct _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t;

static void _fx_free_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t(
   struct _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t** dst);

struct _fx_N14K_form__ktyp_t_data_t;

static void _fx_free_N14K_form__ktyp_t(struct _fx_N14K_form__ktyp_t_data_t** dst);

struct _fx_N14K_form__kexp_t_data_t;

static void _fx_free_N14K_form__kexp_t(struct _fx_N14K_form__kexp_t_data_t** dst);

typedef struct _fx_LS_data_t {
   int_ rc;
   struct _fx_LS_data_t* tl;
   fx_str_t hd;
} _fx_LS_data_t, *_fx_LS;

typedef struct _fx_N17Options__optval_t {
   int tag;
   union {
      bool OptBool;
      int_ OptInt;
      fx_str_t OptString;
   } u;
} _fx_N17Options__optval_t;

typedef struct _fx_T2SN17Options__optval_t {
   fx_str_t t0;
   struct _fx_N17Options__optval_t t1;
} _fx_T2SN17Options__optval_t;

typedef struct _fx_LT2SN17Options__optval_t_data_t {
   int_ rc;
   struct _fx_LT2SN17Options__optval_t_data_t* tl;
   struct _fx_T2SN17Options__optval_t hd;
} _fx_LT2SN17Options__optval_t_data_t, *_fx_LT2SN17Options__optval_t;

typedef struct _fx_R18Options__options_t {
   struct _fx_LS_data_t* app_args;
   fx_str_t app_filename;
   bool arch64;
   bool force_rebuild;
   fx_str_t build_dir;
   fx_str_t build_rootdir;
   fx_str_t cflags;
   fx_str_t clibs;
   bool compile_by_cpp;
   fx_str_t filename;
   bool gen_c;
   struct _fx_LS_data_t* include_path;
   bool debug;
   struct _fx_LT2SN17Options__optval_t_data_t* defines;
   int_ optim_iters;
   int_ inline_thresh;
   bool enable_openmp;
   bool relax;
   bool use_preamble;
   bool make_app;
   int_ optimize_level;
   fx_str_t output_name;
   bool print_ast0;
   bool print_ast;
   bool print_k0;
   bool print_k;
   bool print_tokens;
   bool run_app;
   bool verbose;
   bool W_unused;
} _fx_R18Options__options_t;

typedef struct _fx_Ta2i {
   int_ t0;
   int_ t1;
} _fx_Ta2i;

typedef struct _fx_T2Ta2iS {
   struct _fx_Ta2i t0;
   fx_str_t t1;
} _fx_T2Ta2iS;

typedef struct _fx_R9Ast__id_t {
   int_ m;
   int_ i;
   int_ j;
} _fx_R9Ast__id_t;

typedef struct _fx_R10Ast__loc_t {
   int_ m_idx;
   int_ line0;
   int_ col0;
   int_ line1;
   int_ col1;
} _fx_R10Ast__loc_t;

typedef struct _fx_T2Bi {
   bool t0;
   int_ t1;
} _fx_T2Bi;

typedef struct _fx_N12Ast__scope_t {
   int tag;
   union {
      int_ ScBlock;
      struct _fx_T2Bi ScLoop;
      int_ ScFold;
      int_ ScArrMap;
      int_ ScMap;
      int_ ScTry;
      struct _fx_R9Ast__id_t ScFun;
      struct _fx_R9Ast__id_t ScClass;
      struct _fx_R9Ast__id_t ScInterface;
      int_ ScModule;
   } u;
} _fx_N12Ast__scope_t;

typedef struct _fx_LN12Ast__scope_t_data_t {
   int_ rc;
   struct _fx_LN12Ast__scope_t_data_t* tl;
   struct _fx_N12Ast__scope_t hd;
} _fx_LN12Ast__scope_t_data_t, *_fx_LN12Ast__scope_t;

typedef struct _fx_N17Ast__fun_constr_t {
   int tag;
   union {
      int_ CtorVariant;
      struct _fx_R9Ast__id_t CtorFP;
      struct _fx_R9Ast__id_t CtorExn;
   } u;
} _fx_N17Ast__fun_constr_t;

typedef struct _fx_R16Ast__fun_flags_t {
   int_ fun_flag_pure;
   bool fun_flag_ccode;
   bool fun_flag_have_keywords;
   bool fun_flag_inline;
   bool fun_flag_nothrow;
   bool fun_flag_really_nothrow;
   bool fun_flag_private;
   struct _fx_N17Ast__fun_constr_t fun_flag_ctor;
   struct _fx_R9Ast__id_t fun_flag_method_of;
   bool fun_flag_uses_fv;
   bool fun_flag_recursive;
   bool fun_flag_instance;
} _fx_R16Ast__fun_flags_t;

typedef struct _fx_LR9Ast__id_t_data_t {
   int_ rc;
   struct _fx_LR9Ast__id_t_data_t* tl;
   struct _fx_R9Ast__id_t hd;
} _fx_LR9Ast__id_t_data_t, *_fx_LR9Ast__id_t;

typedef struct _fx_T2R9Ast__id_ti {
   struct _fx_R9Ast__id_t t0;
   int_ t1;
} _fx_T2R9Ast__id_ti;

typedef struct _fx_R16Ast__val_flags_t {
   bool val_flag_arg;
   bool val_flag_mutable;
   bool val_flag_temp;
   bool val_flag_tempref;
   bool val_flag_private;
   bool val_flag_subarray;
   bool val_flag_instance;
   struct _fx_T2R9Ast__id_ti val_flag_method;
   int_ val_flag_ctor;
   struct _fx_LN12Ast__scope_t_data_t* val_flag_global;
} _fx_R16Ast__val_flags_t;

typedef struct _fx_R17K_form__kdefval_t {
   struct _fx_R9Ast__id_t kv_name;
   fx_str_t kv_cname;
   struct _fx_N14K_form__ktyp_t_data_t* kv_typ;
   struct _fx_R16Ast__val_flags_t kv_flags;
   struct _fx_R10Ast__loc_t kv_loc;
} _fx_R17K_form__kdefval_t;

typedef struct _fx_T2R9Ast__id_tN14K_form__ktyp_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_N14K_form__ktyp_t_data_t* t1;
} _fx_T2R9Ast__id_tN14K_form__ktyp_t;

typedef struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t {
   int_ rc;
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* tl;
   struct _fx_T2R9Ast__id_tN14K_form__ktyp_t hd;
} _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t, *_fx_LT2R9Ast__id_tN14K_form__ktyp_t;

typedef struct _fx_R23K_form__kdefinterface_t {
   struct _fx_R9Ast__id_t ki_name;
   struct _fx_R9Ast__id_t ki_base;
   fx_str_t ki_cname;
   struct _fx_R9Ast__id_t ki_id;
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* ki_all_methods;
   struct _fx_LN12Ast__scope_t_data_t* ki_scope;
   struct _fx_R10Ast__loc_t ki_loc;
} _fx_R23K_form__kdefinterface_t;

typedef struct _fx_rR23K_form__kdefinterface_t_data_t {
   int_ rc;
   struct _fx_R23K_form__kdefinterface_t data;
} _fx_rR23K_form__kdefinterface_t_data_t, *_fx_rR23K_form__kdefinterface_t;

typedef struct _fx_R25K_form__kdefclosureinfo_t {
   struct _fx_R9Ast__id_t kci_arg;
   struct _fx_R9Ast__id_t kci_fcv_t;
   struct _fx_R9Ast__id_t kci_fp_typ;
   struct _fx_R9Ast__id_t kci_make_fp;
   struct _fx_R9Ast__id_t kci_wrap_f;
} _fx_R25K_form__kdefclosureinfo_t;

typedef struct _fx_R17K_form__kdeffun_t {
   struct _fx_R9Ast__id_t kf_name;
   fx_str_t kf_cname;
   struct _fx_LR9Ast__id_t_data_t* kf_params;
   struct _fx_N14K_form__ktyp_t_data_t* kf_rt;
   struct _fx_N14K_form__kexp_t_data_t* kf_body;
   struct _fx_R16Ast__fun_flags_t kf_flags;
   struct _fx_R25K_form__kdefclosureinfo_t kf_closure;
   struct _fx_LN12Ast__scope_t_data_t* kf_scope;
   struct _fx_R10Ast__loc_t kf_loc;
} _fx_R17K_form__kdeffun_t;

typedef struct _fx_rR17K_form__kdeffun_t_data_t {
   int_ rc;
   struct _fx_R17K_form__kdeffun_t data;
} _fx_rR17K_form__kdeffun_t_data_t, *_fx_rR17K_form__kdeffun_t;

typedef struct _fx_R17K_form__kdefexn_t {
   struct _fx_R9Ast__id_t ke_name;
   fx_str_t ke_cname;
   fx_str_t ke_base_cname;
   struct _fx_N14K_form__ktyp_t_data_t* ke_typ;
   bool ke_std;
   struct _fx_R9Ast__id_t ke_tag;
   struct _fx_R9Ast__id_t ke_make;
   struct _fx_LN12Ast__scope_t_data_t* ke_scope;
   struct _fx_R10Ast__loc_t ke_loc;
} _fx_R17K_form__kdefexn_t;

typedef struct _fx_rR17K_form__kdefexn_t_data_t {
   int_ rc;
   struct _fx_R17K_form__kdefexn_t data;
} _fx_rR17K_form__kdefexn_t_data_t, *_fx_rR17K_form__kdefexn_t;

typedef struct _fx_R17K_form__ktprops_t {
   bool ktp_complex;
   bool ktp_scalar;
   bool ktp_ptr;
   bool ktp_pass_by_ref;
   bool ktp_custom_free;
   bool ktp_custom_copy;
} _fx_R17K_form__ktprops_t;

typedef struct _fx_Nt6option1R17K_form__ktprops_t {
   int tag;
   union {
      struct _fx_R17K_form__ktprops_t Some;
   } u;
} _fx_Nt6option1R17K_form__ktprops_t;

typedef struct _fx_R16Ast__var_flags_t {
   int_ var_flag_class_from;
   bool var_flag_record;
   bool var_flag_recursive;
   bool var_flag_have_tag;
   bool var_flag_have_mutable;
   bool var_flag_opt;
   bool var_flag_instance;
} _fx_R16Ast__var_flags_t;

typedef struct _fx_LN14K_form__ktyp_t_data_t {
   int_ rc;
   struct _fx_LN14K_form__ktyp_t_data_t* tl;
   struct _fx_N14K_form__ktyp_t_data_t* hd;
} _fx_LN14K_form__ktyp_t_data_t, *_fx_LN14K_form__ktyp_t;

typedef struct _fx_T2R9Ast__id_tLR9Ast__id_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_LR9Ast__id_t_data_t* t1;
} _fx_T2R9Ast__id_tLR9Ast__id_t;

typedef struct _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t {
   int_ rc;
   struct _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t* tl;
   struct _fx_T2R9Ast__id_tLR9Ast__id_t hd;
} _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t, *_fx_LT2R9Ast__id_tLR9Ast__id_t;

typedef struct _fx_R21K_form__kdefvariant_t {
   struct _fx_R9Ast__id_t kvar_name;
   fx_str_t kvar_cname;
   struct _fx_R9Ast__id_t kvar_proto;
   struct _fx_Nt6option1R17K_form__ktprops_t kvar_props;
   struct _fx_LN14K_form__ktyp_t_data_t* kvar_targs;
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* kvar_cases;
   struct _fx_LR9Ast__id_t_data_t* kvar_ctors;
   struct _fx_R16Ast__var_flags_t kvar_flags;
   struct _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t* kvar_ifaces;
   struct _fx_LN12Ast__scope_t_data_t* kvar_scope;
   struct _fx_R10Ast__loc_t kvar_loc;
} _fx_R21K_form__kdefvariant_t;

typedef struct _fx_rR21K_form__kdefvariant_t_data_t {
   int_ rc;
   struct _fx_R21K_form__kdefvariant_t data;
} _fx_rR21K_form__kdefvariant_t_data_t, *_fx_rR21K_form__kdefvariant_t;

typedef struct _fx_R17K_form__kdeftyp_t {
   struct _fx_R9Ast__id_t kt_name;
   fx_str_t kt_cname;
   struct _fx_R9Ast__id_t kt_proto;
   struct _fx_Nt6option1R17K_form__ktprops_t kt_props;
   struct _fx_LN14K_form__ktyp_t_data_t* kt_targs;
   struct _fx_N14K_form__ktyp_t_data_t* kt_typ;
   struct _fx_LN12Ast__scope_t_data_t* kt_scope;
   struct _fx_R10Ast__loc_t kt_loc;
} _fx_R17K_form__kdeftyp_t;

typedef struct _fx_rR17K_form__kdeftyp_t_data_t {
   int_ rc;
   struct _fx_R17K_form__kdeftyp_t data;
} _fx_rR17K_form__kdeftyp_t_data_t, *_fx_rR17K_form__kdeftyp_t;

typedef struct _fx_R25K_form__kdefclosurevars_t {
   struct _fx_R9Ast__id_t kcv_name;
   fx_str_t kcv_cname;
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* kcv_freevars;
   struct _fx_LR9Ast__id_t_data_t* kcv_orig_freevars;
   struct _fx_LN12Ast__scope_t_data_t* kcv_scope;
   struct _fx_R10Ast__loc_t kcv_loc;
} _fx_R25K_form__kdefclosurevars_t;

typedef struct _fx_rR25K_form__kdefclosurevars_t_data_t {
   int_ rc;
   struct _fx_R25K_form__kdefclosurevars_t data;
} _fx_rR25K_form__kdefclosurevars_t_data_t, *_fx_rR25K_form__kdefclosurevars_t;

typedef struct _fx_N15K_form__kinfo_t {
   int tag;
   union {
      struct _fx_R17K_form__kdefval_t KVal;
      struct _fx_rR17K_form__kdeffun_t_data_t* KFun;
      struct _fx_rR17K_form__kdefexn_t_data_t* KExn;
      struct _fx_rR21K_form__kdefvariant_t_data_t* KVariant;
      struct _fx_rR25K_form__kdefclosurevars_t_data_t* KClosureVars;
      struct _fx_rR23K_form__kdefinterface_t_data_t* KInterface;
      struct _fx_rR17K_form__kdeftyp_t_data_t* KTyp;
   } u;
} _fx_N15K_form__kinfo_t;

typedef struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t {
   uint64_t hv;
   struct _fx_R9Ast__id_t key;
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* data;
} _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t;

typedef struct _fx_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t {
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t t0;
   int_ t1;
   int_ t2;
   int_ t3;
   fx_arr_t t4;
   fx_arr_t t5;
} _fx_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t;

typedef struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t {
   int_ rc;
   union {
      struct _fx_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t
         t;
   } u;
} _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t, *_fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t;

typedef struct _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t {
   uint64_t hv;
   struct _fx_R9Ast__id_t key;
} _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t;

typedef struct _fx_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t {
   struct _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t t0;
   int_ t1;
   int_ t2;
   int_ t3;
   fx_arr_t t4;
   fx_arr_t t5;
} _fx_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t;

typedef struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t {
   int_ rc;
   union {
      struct _fx_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t t;
   } u;
} _fx_Nt10Hashset__t1R9Ast__id_t_data_t, *_fx_Nt10Hashset__t1R9Ast__id_t;

typedef struct _fx_FPi2R9Ast__id_tR9Ast__id_t {
   int (*fp)(struct _fx_R9Ast__id_t*, struct _fx_R9Ast__id_t*, int_*, void*);
   fx_fcv_t* fcv;
} _fx_FPi2R9Ast__id_tR9Ast__id_t;

typedef struct _fx_N12Map__color_t {
   int tag;
} _fx_N12Map__color_t;

typedef struct _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t {
   struct _fx_N12Map__color_t t0;
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* t1;
   struct _fx_R9Ast__id_t t2;
   struct _fx_R9Ast__id_t t3;
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* t4;
} _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t;

typedef struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t {
   int_ rc;
   union {
      struct _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t
         Node;
   } u;
} _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t, *_fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t;

typedef struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t {
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* root;
   struct _fx_FPi2R9Ast__id_tR9Ast__id_t cmp;
} _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t;

typedef struct _fx_T2R10Ast__loc_tS {
   struct _fx_R10Ast__loc_t t0;
   fx_str_t t1;
} _fx_T2R10Ast__loc_tS;

typedef struct _fx_N12Ast__cmpop_t {
   int tag;
} _fx_N12Ast__cmpop_t;

typedef struct _fx_N13Ast__binary_t_data_t {
   int_ rc;
   int tag;
   union {
      struct _fx_N12Ast__cmpop_t OpCmp;
      struct _fx_N12Ast__cmpop_t OpDotCmp;
      struct _fx_N13Ast__binary_t_data_t* OpAugBinary;
   } u;
} _fx_N13Ast__binary_t_data_t, *_fx_N13Ast__binary_t;

typedef struct _fx_T2SR10Ast__loc_t {
   fx_str_t t0;
   struct _fx_R10Ast__loc_t t1;
} _fx_T2SR10Ast__loc_t;

typedef struct _fx_LT2SR10Ast__loc_t_data_t {
   int_ rc;
   struct _fx_LT2SR10Ast__loc_t_data_t* tl;
   struct _fx_T2SR10Ast__loc_t hd;
} _fx_LT2SR10Ast__loc_t_data_t, *_fx_LT2SR10Ast__loc_t;

typedef struct _fx_Li_data_t {
   int_ rc;
   struct _fx_Li_data_t* tl;
   int_ hd;
} _fx_Li_data_t, *_fx_Li;

typedef struct _fx_rB_data_t {
   int_ rc;
   bool data;
} _fx_rB_data_t, *_fx_rB;

typedef struct _fx_ri_data_t {
   int_ rc;
   int_ data;
} _fx_ri_data_t, *_fx_ri;

typedef struct _fx_T2il {
   int_ t0;
   int64_t t1;
} _fx_T2il;

typedef struct _fx_T2iq {
   int_ t0;
   uint64_t t1;
} _fx_T2iq;

typedef struct _fx_T2id {
   int_ t0;
   double t1;
} _fx_T2id;

typedef struct _fx_N14K_form__klit_t {
   int tag;
   union {
      int64_t KLitInt;
      struct _fx_T2il KLitSInt;
      struct _fx_T2iq KLitUInt;
      struct _fx_T2id KLitFloat;
      fx_str_t KLitString;
      char_ KLitChar;
      bool KLitBool;
      struct _fx_N14K_form__ktyp_t_data_t* KLitNil;
   } u;
} _fx_N14K_form__klit_t;

typedef struct _fx_N14K_form__atom_t {
   int tag;
   union {
      struct _fx_R9Ast__id_t AtomId;
      struct _fx_N14K_form__klit_t AtomLit;
   } u;
} _fx_N14K_form__atom_t;

typedef struct _fx_R22K_form__k_fold_callb_t {
   struct _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t* kcb_fold_ktyp;
   struct _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t* kcb_fold_kexp;
   struct _fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t* kcb_fold_atom;
} _fx_R22K_form__k_fold_callb_t;

typedef struct _fx_FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t {
   int (*fp)(struct _fx_N14K_form__atom_t*, struct _fx_R10Ast__loc_t*, struct _fx_R22K_form__k_fold_callb_t*, void*);
   fx_fcv_t* fcv;
} _fx_FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t;

typedef struct _fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t {
   int_ rc;
   union {
      struct _fx_FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t Some;
   } u;
} _fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t, *_fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t;

typedef struct _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t {
   int (*fp)(struct _fx_N14K_form__kexp_t_data_t*, struct _fx_R22K_form__k_fold_callb_t*, void*);
   fx_fcv_t* fcv;
} _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t;

typedef struct _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t {
   int_ rc;
   union {
      struct _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t Some;
   } u;
} _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t, *_fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t;

typedef struct _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t {
   int (*fp)(struct _fx_N14K_form__ktyp_t_data_t*, struct _fx_R10Ast__loc_t*, struct _fx_R22K_form__k_fold_callb_t*, void*);
   fx_fcv_t* fcv;
} _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t;

typedef struct _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t {
   int_ rc;
   union {
      struct _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t Some;
   } u;
} _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t, *_fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t;

typedef struct _fx_R17K_form__k_callb_t {
   struct _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t* kcb_ktyp;
   struct _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t* kcb_kexp;
   struct _fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t_data_t* kcb_atom;
} _fx_R17K_form__k_callb_t;

typedef struct _fx_FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t {
   int (*fp)(
      struct _fx_N14K_form__atom_t*, struct _fx_R10Ast__loc_t*, struct _fx_R17K_form__k_callb_t*, struct _fx_N14K_form__atom_t*,
         void*);
   fx_fcv_t* fcv;
} _fx_FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t;

typedef struct _fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t_data_t {
   int_ rc;
   union {
      struct _fx_FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t Some;
   } u;
} _fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t_data_t, *_fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t;

typedef struct _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t {
   int (*fp)(
      struct _fx_N14K_form__kexp_t_data_t*, struct _fx_R17K_form__k_callb_t*, struct _fx_N14K_form__kexp_t_data_t**, void*);
   fx_fcv_t* fcv;
} _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t;

typedef struct _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t {
   int_ rc;
   union {
      struct _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t Some;
   } u;
} _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t, *_fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t;

typedef struct _fx_FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t {
   int (*fp)(
      struct _fx_N14K_form__ktyp_t_data_t*, struct _fx_R10Ast__loc_t*, struct _fx_R17K_form__k_callb_t*,
         struct _fx_N14K_form__ktyp_t_data_t**, void*);
   fx_fcv_t* fcv;
} _fx_FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t;

typedef struct _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t {
   int_ rc;
   union {
      struct _fx_FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t Some;
   } u;
} _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t, *_fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t;

typedef struct _fx_Nt6option1N14K_form__atom_t {
   int tag;
   union {
      struct _fx_N14K_form__atom_t Some;
   } u;
} _fx_Nt6option1N14K_form__atom_t;

typedef struct _fx_LN14K_form__kexp_t_data_t {
   int_ rc;
   struct _fx_LN14K_form__kexp_t_data_t* tl;
   struct _fx_N14K_form__kexp_t_data_t* hd;
} _fx_LN14K_form__kexp_t_data_t, *_fx_LN14K_form__kexp_t;

typedef struct _fx_T2BN14K_form__atom_t {
   bool t0;
   struct _fx_N14K_form__atom_t t1;
} _fx_T2BN14K_form__atom_t;

typedef struct _fx_LT2BN14K_form__atom_t_data_t {
   int_ rc;
   struct _fx_LT2BN14K_form__atom_t_data_t* tl;
   struct _fx_T2BN14K_form__atom_t hd;
} _fx_LT2BN14K_form__atom_t_data_t, *_fx_LT2BN14K_form__atom_t;

typedef struct _fx_N12Ast__unary_t {
   int tag;
} _fx_N12Ast__unary_t;

typedef struct _fx_N12Ast__sctyp_t {
   int tag;
} _fx_N12Ast__sctyp_t;

typedef struct _fx_N13Ast__intrin_t {
   int tag;
   union {
      struct _fx_R9Ast__id_t IntrinMath;
      struct _fx_N12Ast__sctyp_t IntrinSaturate;
   } u;
} _fx_N13Ast__intrin_t;

typedef struct _fx_N15Ast__for_make_t {
   int tag;
} _fx_N15Ast__for_make_t;

typedef struct _fx_R16Ast__for_flags_t {
   bool for_flag_parallel;
   struct _fx_N15Ast__for_make_t for_flag_make;
   bool for_flag_unzip;
   bool for_flag_fold;
   bool for_flag_nested;
} _fx_R16Ast__for_flags_t;

typedef struct _fx_N13Ast__border_t {
   int tag;
} _fx_N13Ast__border_t;

typedef struct _fx_N18Ast__interpolate_t {
   int tag;
} _fx_N18Ast__interpolate_t;

typedef struct _fx_T2LN14K_form__ktyp_tN14K_form__ktyp_t {
   struct _fx_LN14K_form__ktyp_t_data_t* t0;
   struct _fx_N14K_form__ktyp_t_data_t* t1;
} _fx_T2LN14K_form__ktyp_tN14K_form__ktyp_t;

typedef struct _fx_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* t1;
} _fx_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t;

typedef struct _fx_T2iN14K_form__ktyp_t {
   int_ t0;
   struct _fx_N14K_form__ktyp_t_data_t* t1;
} _fx_T2iN14K_form__ktyp_t;

typedef struct _fx_N14K_form__ktyp_t_data_t {
   int_ rc;
   int tag;
   union {
      int_ KTypSInt;
      int_ KTypUInt;
      int_ KTypFloat;
      struct _fx_N14K_form__ktyp_t_data_t* KTypRawPointer;
      struct _fx_T2LN14K_form__ktyp_tN14K_form__ktyp_t KTypFun;
      struct _fx_LN14K_form__ktyp_t_data_t* KTypTuple;
      struct _fx_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t KTypRecord;
      struct _fx_R9Ast__id_t KTypName;
      struct _fx_T2iN14K_form__ktyp_t KTypArray;
      struct _fx_N14K_form__ktyp_t_data_t* KTypVector;
      struct _fx_N14K_form__ktyp_t_data_t* KTypList;
      struct _fx_N14K_form__ktyp_t_data_t* KTypRef;
   } u;
} _fx_N14K_form__ktyp_t_data_t, *_fx_N14K_form__ktyp_t;

typedef struct _fx_Ta3N14K_form__atom_t {
   struct _fx_N14K_form__atom_t t0;
   struct _fx_N14K_form__atom_t t1;
   struct _fx_N14K_form__atom_t t2;
} _fx_Ta3N14K_form__atom_t;

typedef struct _fx_N13K_form__dom_t {
   int tag;
   union {
      struct _fx_N14K_form__atom_t DomainElem;
      struct _fx_N14K_form__atom_t DomainFast;
      struct _fx_Ta3N14K_form__atom_t DomainRange;
   } u;
} _fx_N13K_form__dom_t;

typedef struct _fx_T2Nt6option1N14K_form__atom_tR10Ast__loc_t {
   struct _fx_Nt6option1N14K_form__atom_t t0;
   struct _fx_R10Ast__loc_t t1;
} _fx_T2Nt6option1N14K_form__atom_tR10Ast__loc_t;

typedef struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N14K_form__ktyp_t_data_t* t0;
   struct _fx_R10Ast__loc_t t1;
} _fx_T2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N14K_form__atom_t t0;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t1;
} _fx_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N13Ast__binary_t_data_t* t0;
   struct _fx_N14K_form__atom_t t1;
   struct _fx_N14K_form__atom_t t2;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t3;
} _fx_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N12Ast__unary_t t0;
   struct _fx_N14K_form__atom_t t1;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t2;
} _fx_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_LN14K_form__atom_t_data_t {
   int_ rc;
   struct _fx_LN14K_form__atom_t_data_t* tl;
   struct _fx_N14K_form__atom_t hd;
} _fx_LN14K_form__atom_t_data_t, *_fx_LN14K_form__atom_t;

typedef struct _fx_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N13Ast__intrin_t t0;
   struct _fx_LN14K_form__atom_t_data_t* t1;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t2;
} _fx_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T2R9Ast__id_tN14K_form__kexp_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_N14K_form__kexp_t_data_t* t1;
} _fx_T2R9Ast__id_tN14K_form__kexp_t;

typedef struct _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_LN14K_form__kexp_t_data_t* t0;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t1;
} _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N14K_form__kexp_t_data_t* t0;
   struct _fx_N14K_form__kexp_t_data_t* t1;
   struct _fx_N14K_form__kexp_t_data_t* t2;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t3;
} _fx_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_LN14K_form__atom_t_data_t* t1;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t2;
} _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_R9Ast__id_t t0;
   int_ t1;
   struct _fx_LN14K_form__atom_t_data_t* t2;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t3;
} _fx_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_LN14K_form__atom_t_data_t* t0;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t1;
} _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_R9Ast__id_t t1;
   struct _fx_LN14K_form__atom_t_data_t* t2;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t3;
} _fx_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_LLT2BN14K_form__atom_t_data_t {
   int_ rc;
   struct _fx_LLT2BN14K_form__atom_t_data_t* tl;
   struct _fx_LT2BN14K_form__atom_t_data_t* hd;
} _fx_LLT2BN14K_form__atom_t_data_t, *_fx_LLT2BN14K_form__atom_t;

typedef struct _fx_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   bool t0;
   struct _fx_LLT2BN14K_form__atom_t_data_t* t1;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t2;
} _fx_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_LT2BN14K_form__atom_t_data_t* t0;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t1;
} _fx_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_LN13K_form__dom_t_data_t {
   int_ rc;
   struct _fx_LN13K_form__dom_t_data_t* tl;
   struct _fx_N13K_form__dom_t hd;
} _fx_LN13K_form__dom_t_data_t, *_fx_LN13K_form__dom_t;

typedef struct _fx_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N14K_form__atom_t t0;
   struct _fx_N13Ast__border_t t1;
   struct _fx_N18Ast__interpolate_t t2;
   struct _fx_LN13K_form__dom_t_data_t* t3;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t4;
} _fx_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_R9Ast__id_t t0;
   int_ t1;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t2;
} _fx_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_N14K_form__atom_t t1;
   struct _fx_R10Ast__loc_t t2;
} _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t;

typedef struct _fx_T2LN14K_form__kexp_tN14K_form__kexp_t {
   struct _fx_LN14K_form__kexp_t_data_t* t0;
   struct _fx_N14K_form__kexp_t_data_t* t1;
} _fx_T2LN14K_form__kexp_tN14K_form__kexp_t;

typedef struct _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t {
   int_ rc;
   struct _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t* tl;
   struct _fx_T2LN14K_form__kexp_tN14K_form__kexp_t hd;
} _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t, *_fx_LT2LN14K_form__kexp_tN14K_form__kexp_t;

typedef struct _fx_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t* t0;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t1;
} _fx_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N14K_form__kexp_t_data_t* t0;
   struct _fx_N14K_form__kexp_t_data_t* t1;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t2;
} _fx_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T3R9Ast__id_tBR10Ast__loc_t {
   struct _fx_R9Ast__id_t t0;
   bool t1;
   struct _fx_R10Ast__loc_t t2;
} _fx_T3R9Ast__id_tBR10Ast__loc_t;

typedef struct _fx_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_N14K_form__atom_t t0;
   struct _fx_N14K_form__ktyp_t_data_t* t1;
   struct _fx_R10Ast__loc_t t2;
} _fx_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T2R9Ast__id_tN13K_form__dom_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_N13K_form__dom_t t1;
} _fx_T2R9Ast__id_tN13K_form__dom_t;

typedef struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t {
   int_ rc;
   struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t* tl;
   struct _fx_T2R9Ast__id_tN13K_form__dom_t hd;
} _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t, *_fx_LT2R9Ast__id_tN13K_form__dom_t;

typedef struct _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t {
   struct _fx_N14K_form__kexp_t_data_t* t0;
   struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t* t1;
   struct _fx_LR9Ast__id_t_data_t* t2;
} _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t;

typedef struct _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t {
   int_ rc;
   struct _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t* tl;
   struct _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t hd;
} _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t, *_fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t;

typedef struct _fx_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t {
   struct _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t* t0;
   struct _fx_N14K_form__kexp_t_data_t* t1;
   struct _fx_R16Ast__for_flags_t t2;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t3;
} _fx_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t {
   struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t* t0;
   struct _fx_LR9Ast__id_t_data_t* t1;
   struct _fx_N14K_form__kexp_t_data_t* t2;
   struct _fx_R16Ast__for_flags_t t3;
   struct _fx_R10Ast__loc_t t4;
} _fx_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t;

typedef struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t {
   struct _fx_N14K_form__kexp_t_data_t* t0;
   struct _fx_N14K_form__kexp_t_data_t* t1;
   struct _fx_R10Ast__loc_t t2;
} _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t;

typedef struct _fx_T2ST2N14K_form__ktyp_tR10Ast__loc_t {
   fx_str_t t0;
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t t1;
} _fx_T2ST2N14K_form__ktyp_tR10Ast__loc_t;

typedef struct _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t {
   struct _fx_R9Ast__id_t t0;
   struct _fx_N14K_form__kexp_t_data_t* t1;
   struct _fx_R10Ast__loc_t t2;
} _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t;

typedef struct _fx_N14K_form__kexp_t_data_t {
   int_ rc;
   int tag;
   union {
      struct _fx_R10Ast__loc_t KExpNop;
      struct _fx_R10Ast__loc_t KExpBreak;
      struct _fx_R10Ast__loc_t KExpContinue;
      struct _fx_T2Nt6option1N14K_form__atom_tR10Ast__loc_t KExpReturn;
      struct _fx_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpAtom;
      struct _fx_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpBinary;
      struct _fx_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpUnary;
      struct _fx_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpIntrin;
      struct _fx_T2R9Ast__id_tN14K_form__kexp_t KExpSync;
      struct _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t KExpSeq;
      struct _fx_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t KExpIf;
      struct _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpCall;
      struct _fx_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpICall;
      struct _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpMkTuple;
      struct _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpMkRecord;
      struct _fx_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpMkClosure;
      struct _fx_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpMkArray;
      struct _fx_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t KExpMkVector;
      struct _fx_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t
         KExpAt;
      struct _fx_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t KExpMem;
      struct _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t KExpAssign;
      struct _fx_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t KExpMatch;
      struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t KExpTryCatch;
      struct _fx_T3R9Ast__id_tBR10Ast__loc_t KExpThrow;
      struct _fx_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t KExpCast;
      struct _fx_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t
         KExpMap;
      struct _fx_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t KExpFor;
      struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t KExpWhile;
      struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t KExpDoWhile;
      struct _fx_T2ST2N14K_form__ktyp_tR10Ast__loc_t KExpCCode;
      struct _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t KDefVal;
      struct _fx_rR17K_form__kdeffun_t_data_t* KDefFun;
      struct _fx_rR17K_form__kdefexn_t_data_t* KDefExn;
      struct _fx_rR21K_form__kdefvariant_t_data_t* KDefVariant;
      struct _fx_rR23K_form__kdefinterface_t_data_t* KDefInterface;
      struct _fx_rR17K_form__kdeftyp_t_data_t* KDefTyp;
      struct _fx_rR25K_form__kdefclosurevars_t_data_t* KDefClosureVars;
   } u;
} _fx_N14K_form__kexp_t_data_t, *_fx_N14K_form__kexp_t;

typedef struct _fx_R14Ast__pragmas_t {
   bool pragma_cpp;
   struct _fx_LT2SR10Ast__loc_t_data_t* pragma_clibs;
} _fx_R14Ast__pragmas_t;

typedef struct _fx_R17K_form__kmodule_t {
   struct _fx_R9Ast__id_t km_name;
   int_ km_idx;
   int_ km_toposort_idx;
   fx_str_t km_cname;
   struct _fx_LN14K_form__kexp_t_data_t* km_top;
   struct _fx_Li_data_t* km_deps;
   bool km_skip;
   bool km_main;
   struct _fx_R14Ast__pragmas_t km_pragmas;
} _fx_R17K_form__kmodule_t;

typedef struct _fx_LR17K_form__kmodule_t_data_t {
   int_ rc;
   struct _fx_LR17K_form__kmodule_t_data_t* tl;
   struct _fx_R17K_form__kmodule_t hd;
} _fx_LR17K_form__kmodule_t_data_t, *_fx_LR17K_form__kmodule_t;

typedef struct _fx_LLN14K_form__kexp_t_data_t {
   int_ rc;
   struct _fx_LLN14K_form__kexp_t_data_t* tl;
   struct _fx_LN14K_form__kexp_t_data_t* hd;
} _fx_LLN14K_form__kexp_t_data_t, *_fx_LLN14K_form__kexp_t;

typedef struct _fx_Nt6option1Nt10Hashset__t1R9Ast__id_t {
   int tag;
   union {
      struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* Some;
   } u;
} _fx_Nt6option1Nt10Hashset__t1R9Ast__id_t;

typedef struct _fx_Nt6option1R9Ast__id_t {
   int tag;
   union {
      struct _fx_R9Ast__id_t Some;
   } u;
} _fx_Nt6option1R9Ast__id_t;

typedef struct _fx_rNt10Hashset__t1R9Ast__id_t_data_t {
   int_ rc;
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* data;
} _fx_rNt10Hashset__t1R9Ast__id_t_data_t, *_fx_rNt10Hashset__t1R9Ast__id_t;

typedef struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t {
   int_ rc;
   struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t data;
} _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t, *_fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t;

typedef struct _fx_FPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t {
   int (*fp)(
      struct _fx_LN14K_form__kexp_t_data_t*, struct _fx_LN14K_form__kexp_t_data_t*, struct _fx_R17K_form__k_callb_t*,
         struct _fx_ri_data_t*, struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t*, bool, struct _fx_rB_data_t*,
         struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t*, struct _fx_LN14K_form__kexp_t_data_t**, void*);
   fx_fcv_t* fcv;
} _fx_FPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t;

typedef struct _fx_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB {
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* t0;
   bool t1;
} _fx_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB;

typedef struct _fx_LT2R9Ast__id_tN14K_form__kexp_t_data_t {
   int_ rc;
   struct _fx_LT2R9Ast__id_tN14K_form__kexp_t_data_t* tl;
   struct _fx_T2R9Ast__id_tN14K_form__kexp_t hd;
} _fx_LT2R9Ast__id_tN14K_form__kexp_t_data_t, *_fx_LT2R9Ast__id_tN14K_form__kexp_t;

typedef struct {
   int_ rc;
   int_ data;
} _fx_E4Exit_data_t;

typedef struct {
   int_ rc;
   fx_str_t data;
} _fx_E4Fail_data_t;

typedef struct {
   int_ rc;
   struct _fx_T2Ta2iS data;
} _fx_E22LexerUtils__LexerError_data_t;

typedef struct {
   int_ rc;
   struct _fx_T2R10Ast__loc_tS data;
} _fx_E17Ast__CompileError_data_t;

typedef struct {
   int_ rc;
   struct _fx_T2R10Ast__loc_tS data;
} _fx_E18Parser__ParseError_data_t;

static void _fx_free_LS(struct _fx_LS_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LS, fx_free_str);
}

static int _fx_cons_LS(fx_str_t* hd, struct _fx_LS_data_t* tl, bool addref_tl, struct _fx_LS_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LS, fx_copy_str);
}

static void _fx_free_N17Options__optval_t(struct _fx_N17Options__optval_t* dst)
{
   switch (dst->tag) {
   case 3:
      fx_free_str(&dst->u.OptString); break;
   default:
      ;
   }
   dst->tag = 0;
}

static void _fx_copy_N17Options__optval_t(struct _fx_N17Options__optval_t* src, struct _fx_N17Options__optval_t* dst)
{
   dst->tag = src->tag;
   switch (src->tag) {
   case 3:
      fx_copy_str(&src->u.OptString, &dst->u.OptString); break;
   default:
      dst->u = src->u;
   }
}

static void _fx_free_T2SN17Options__optval_t(struct _fx_T2SN17Options__optval_t* dst)
{
   fx_free_str(&dst->t0);
   _fx_free_N17Options__optval_t(&dst->t1);
}

static void _fx_copy_T2SN17Options__optval_t(struct _fx_T2SN17Options__optval_t* src, struct _fx_T2SN17Options__optval_t* dst)
{
   fx_copy_str(&src->t0, &dst->t0);
   _fx_copy_N17Options__optval_t(&src->t1, &dst->t1);
}

static void _fx_make_T2SN17Options__optval_t(
   fx_str_t* t0,
   struct _fx_N17Options__optval_t* t1,
   struct _fx_T2SN17Options__optval_t* fx_result)
{
   fx_copy_str(t0, &fx_result->t0);
   _fx_copy_N17Options__optval_t(t1, &fx_result->t1);
}

static void _fx_free_LT2SN17Options__optval_t(struct _fx_LT2SN17Options__optval_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2SN17Options__optval_t, _fx_free_T2SN17Options__optval_t);
}

static int _fx_cons_LT2SN17Options__optval_t(
   struct _fx_T2SN17Options__optval_t* hd,
   struct _fx_LT2SN17Options__optval_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2SN17Options__optval_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2SN17Options__optval_t, _fx_copy_T2SN17Options__optval_t);
}

static void _fx_free_R18Options__options_t(struct _fx_R18Options__options_t* dst)
{
   _fx_free_LS(&dst->app_args);
   fx_free_str(&dst->app_filename);
   fx_free_str(&dst->build_dir);
   fx_free_str(&dst->build_rootdir);
   fx_free_str(&dst->cflags);
   fx_free_str(&dst->clibs);
   fx_free_str(&dst->filename);
   _fx_free_LS(&dst->include_path);
   _fx_free_LT2SN17Options__optval_t(&dst->defines);
   fx_free_str(&dst->output_name);
}

static void _fx_copy_R18Options__options_t(struct _fx_R18Options__options_t* src, struct _fx_R18Options__options_t* dst)
{
   FX_COPY_PTR(src->app_args, &dst->app_args);
   fx_copy_str(&src->app_filename, &dst->app_filename);
   dst->arch64 = src->arch64;
   dst->force_rebuild = src->force_rebuild;
   fx_copy_str(&src->build_dir, &dst->build_dir);
   fx_copy_str(&src->build_rootdir, &dst->build_rootdir);
   fx_copy_str(&src->cflags, &dst->cflags);
   fx_copy_str(&src->clibs, &dst->clibs);
   dst->compile_by_cpp = src->compile_by_cpp;
   fx_copy_str(&src->filename, &dst->filename);
   dst->gen_c = src->gen_c;
   FX_COPY_PTR(src->include_path, &dst->include_path);
   dst->debug = src->debug;
   FX_COPY_PTR(src->defines, &dst->defines);
   dst->optim_iters = src->optim_iters;
   dst->inline_thresh = src->inline_thresh;
   dst->enable_openmp = src->enable_openmp;
   dst->relax = src->relax;
   dst->use_preamble = src->use_preamble;
   dst->make_app = src->make_app;
   dst->optimize_level = src->optimize_level;
   fx_copy_str(&src->output_name, &dst->output_name);
   dst->print_ast0 = src->print_ast0;
   dst->print_ast = src->print_ast;
   dst->print_k0 = src->print_k0;
   dst->print_k = src->print_k;
   dst->print_tokens = src->print_tokens;
   dst->run_app = src->run_app;
   dst->verbose = src->verbose;
   dst->W_unused = src->W_unused;
}

static void _fx_make_R18Options__options_t(
   struct _fx_LS_data_t* r_app_args,
   fx_str_t* r_app_filename,
   bool r_arch64,
   bool r_force_rebuild,
   fx_str_t* r_build_dir,
   fx_str_t* r_build_rootdir,
   fx_str_t* r_cflags,
   fx_str_t* r_clibs,
   bool r_compile_by_cpp,
   fx_str_t* r_filename,
   bool r_gen_c,
   struct _fx_LS_data_t* r_include_path,
   bool r_debug,
   struct _fx_LT2SN17Options__optval_t_data_t* r_defines,
   int_ r_optim_iters,
   int_ r_inline_thresh,
   bool r_enable_openmp,
   bool r_relax,
   bool r_use_preamble,
   bool r_make_app,
   int_ r_optimize_level,
   fx_str_t* r_output_name,
   bool r_print_ast0,
   bool r_print_ast,
   bool r_print_k0,
   bool r_print_k,
   bool r_print_tokens,
   bool r_run_app,
   bool r_verbose,
   bool r_W_unused,
   struct _fx_R18Options__options_t* fx_result)
{
   FX_COPY_PTR(r_app_args, &fx_result->app_args);
   fx_copy_str(r_app_filename, &fx_result->app_filename);
   fx_result->arch64 = r_arch64;
   fx_result->force_rebuild = r_force_rebuild;
   fx_copy_str(r_build_dir, &fx_result->build_dir);
   fx_copy_str(r_build_rootdir, &fx_result->build_rootdir);
   fx_copy_str(r_cflags, &fx_result->cflags);
   fx_copy_str(r_clibs, &fx_result->clibs);
   fx_result->compile_by_cpp = r_compile_by_cpp;
   fx_copy_str(r_filename, &fx_result->filename);
   fx_result->gen_c = r_gen_c;
   FX_COPY_PTR(r_include_path, &fx_result->include_path);
   fx_result->debug = r_debug;
   FX_COPY_PTR(r_defines, &fx_result->defines);
   fx_result->optim_iters = r_optim_iters;
   fx_result->inline_thresh = r_inline_thresh;
   fx_result->enable_openmp = r_enable_openmp;
   fx_result->relax = r_relax;
   fx_result->use_preamble = r_use_preamble;
   fx_result->make_app = r_make_app;
   fx_result->optimize_level = r_optimize_level;
   fx_copy_str(r_output_name, &fx_result->output_name);
   fx_result->print_ast0 = r_print_ast0;
   fx_result->print_ast = r_print_ast;
   fx_result->print_k0 = r_print_k0;
   fx_result->print_k = r_print_k;
   fx_result->print_tokens = r_print_tokens;
   fx_result->run_app = r_run_app;
   fx_result->verbose = r_verbose;
   fx_result->W_unused = r_W_unused;
}

static void _fx_free_T2Ta2iS(struct _fx_T2Ta2iS* dst)
{
   fx_free_str(&dst->t1);
}

static void _fx_copy_T2Ta2iS(struct _fx_T2Ta2iS* src, struct _fx_T2Ta2iS* dst)
{
   dst->t0 = src->t0;
   fx_copy_str(&src->t1, &dst->t1);
}

static void _fx_make_T2Ta2iS(struct _fx_Ta2i* t0, fx_str_t* t1, struct _fx_T2Ta2iS* fx_result)
{
   fx_result->t0 = *t0;
   fx_copy_str(t1, &fx_result->t1);
}

static int _fx_cons_LN12Ast__scope_t(
   struct _fx_N12Ast__scope_t* hd,
   struct _fx_LN12Ast__scope_t_data_t* tl,
   bool addref_tl,
   struct _fx_LN12Ast__scope_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LN12Ast__scope_t, FX_COPY_SIMPLE_BY_PTR);
}

static int _fx_cons_LR9Ast__id_t(
   struct _fx_R9Ast__id_t* hd,
   struct _fx_LR9Ast__id_t_data_t* tl,
   bool addref_tl,
   struct _fx_LR9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LR9Ast__id_t, FX_COPY_SIMPLE_BY_PTR);
}

static void _fx_free_R16Ast__val_flags_t(struct _fx_R16Ast__val_flags_t* dst)
{
   fx_free_list_simple(&dst->val_flag_global);
}

static void _fx_copy_R16Ast__val_flags_t(struct _fx_R16Ast__val_flags_t* src, struct _fx_R16Ast__val_flags_t* dst)
{
   dst->val_flag_arg = src->val_flag_arg;
   dst->val_flag_mutable = src->val_flag_mutable;
   dst->val_flag_temp = src->val_flag_temp;
   dst->val_flag_tempref = src->val_flag_tempref;
   dst->val_flag_private = src->val_flag_private;
   dst->val_flag_subarray = src->val_flag_subarray;
   dst->val_flag_instance = src->val_flag_instance;
   dst->val_flag_method = src->val_flag_method;
   dst->val_flag_ctor = src->val_flag_ctor;
   FX_COPY_PTR(src->val_flag_global, &dst->val_flag_global);
}

static void _fx_make_R16Ast__val_flags_t(
   bool r_val_flag_arg,
   bool r_val_flag_mutable,
   bool r_val_flag_temp,
   bool r_val_flag_tempref,
   bool r_val_flag_private,
   bool r_val_flag_subarray,
   bool r_val_flag_instance,
   struct _fx_T2R9Ast__id_ti* r_val_flag_method,
   int_ r_val_flag_ctor,
   struct _fx_LN12Ast__scope_t_data_t* r_val_flag_global,
   struct _fx_R16Ast__val_flags_t* fx_result)
{
   fx_result->val_flag_arg = r_val_flag_arg;
   fx_result->val_flag_mutable = r_val_flag_mutable;
   fx_result->val_flag_temp = r_val_flag_temp;
   fx_result->val_flag_tempref = r_val_flag_tempref;
   fx_result->val_flag_private = r_val_flag_private;
   fx_result->val_flag_subarray = r_val_flag_subarray;
   fx_result->val_flag_instance = r_val_flag_instance;
   fx_result->val_flag_method = *r_val_flag_method;
   fx_result->val_flag_ctor = r_val_flag_ctor;
   FX_COPY_PTR(r_val_flag_global, &fx_result->val_flag_global);
}

static void _fx_free_R17K_form__kdefval_t(struct _fx_R17K_form__kdefval_t* dst)
{
   fx_free_str(&dst->kv_cname);
   _fx_free_N14K_form__ktyp_t(&dst->kv_typ);
   _fx_free_R16Ast__val_flags_t(&dst->kv_flags);
}

static void _fx_copy_R17K_form__kdefval_t(struct _fx_R17K_form__kdefval_t* src, struct _fx_R17K_form__kdefval_t* dst)
{
   dst->kv_name = src->kv_name;
   fx_copy_str(&src->kv_cname, &dst->kv_cname);
   FX_COPY_PTR(src->kv_typ, &dst->kv_typ);
   _fx_copy_R16Ast__val_flags_t(&src->kv_flags, &dst->kv_flags);
   dst->kv_loc = src->kv_loc;
}

static void _fx_make_R17K_form__kdefval_t(
   struct _fx_R9Ast__id_t* r_kv_name,
   fx_str_t* r_kv_cname,
   struct _fx_N14K_form__ktyp_t_data_t* r_kv_typ,
   struct _fx_R16Ast__val_flags_t* r_kv_flags,
   struct _fx_R10Ast__loc_t* r_kv_loc,
   struct _fx_R17K_form__kdefval_t* fx_result)
{
   fx_result->kv_name = *r_kv_name;
   fx_copy_str(r_kv_cname, &fx_result->kv_cname);
   FX_COPY_PTR(r_kv_typ, &fx_result->kv_typ);
   _fx_copy_R16Ast__val_flags_t(r_kv_flags, &fx_result->kv_flags);
   fx_result->kv_loc = *r_kv_loc;
}

static void _fx_free_T2R9Ast__id_tN14K_form__ktyp_t(struct _fx_T2R9Ast__id_tN14K_form__ktyp_t* dst)
{
   _fx_free_N14K_form__ktyp_t(&dst->t1);
}

static void _fx_copy_T2R9Ast__id_tN14K_form__ktyp_t(
   struct _fx_T2R9Ast__id_tN14K_form__ktyp_t* src,
   struct _fx_T2R9Ast__id_tN14K_form__ktyp_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
}

static void _fx_make_T2R9Ast__id_tN14K_form__ktyp_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_N14K_form__ktyp_t_data_t* t1,
   struct _fx_T2R9Ast__id_tN14K_form__ktyp_t* fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
}

static void _fx_free_LT2R9Ast__id_tN14K_form__ktyp_t(struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2R9Ast__id_tN14K_form__ktyp_t, _fx_free_T2R9Ast__id_tN14K_form__ktyp_t);
}

static int _fx_cons_LT2R9Ast__id_tN14K_form__ktyp_t(
   struct _fx_T2R9Ast__id_tN14K_form__ktyp_t* hd,
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2R9Ast__id_tN14K_form__ktyp_t, _fx_copy_T2R9Ast__id_tN14K_form__ktyp_t);
}

static void _fx_free_R23K_form__kdefinterface_t(struct _fx_R23K_form__kdefinterface_t* dst)
{
   fx_free_str(&dst->ki_cname);
   _fx_free_LT2R9Ast__id_tN14K_form__ktyp_t(&dst->ki_all_methods);
   fx_free_list_simple(&dst->ki_scope);
}

static void _fx_copy_R23K_form__kdefinterface_t(
   struct _fx_R23K_form__kdefinterface_t* src,
   struct _fx_R23K_form__kdefinterface_t* dst)
{
   dst->ki_name = src->ki_name;
   dst->ki_base = src->ki_base;
   fx_copy_str(&src->ki_cname, &dst->ki_cname);
   dst->ki_id = src->ki_id;
   FX_COPY_PTR(src->ki_all_methods, &dst->ki_all_methods);
   FX_COPY_PTR(src->ki_scope, &dst->ki_scope);
   dst->ki_loc = src->ki_loc;
}

static void _fx_make_R23K_form__kdefinterface_t(
   struct _fx_R9Ast__id_t* r_ki_name,
   struct _fx_R9Ast__id_t* r_ki_base,
   fx_str_t* r_ki_cname,
   struct _fx_R9Ast__id_t* r_ki_id,
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* r_ki_all_methods,
   struct _fx_LN12Ast__scope_t_data_t* r_ki_scope,
   struct _fx_R10Ast__loc_t* r_ki_loc,
   struct _fx_R23K_form__kdefinterface_t* fx_result)
{
   fx_result->ki_name = *r_ki_name;
   fx_result->ki_base = *r_ki_base;
   fx_copy_str(r_ki_cname, &fx_result->ki_cname);
   fx_result->ki_id = *r_ki_id;
   FX_COPY_PTR(r_ki_all_methods, &fx_result->ki_all_methods);
   FX_COPY_PTR(r_ki_scope, &fx_result->ki_scope);
   fx_result->ki_loc = *r_ki_loc;
}

static void _fx_free_rR23K_form__kdefinterface_t(struct _fx_rR23K_form__kdefinterface_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rR23K_form__kdefinterface_t, _fx_free_R23K_form__kdefinterface_t);
}

static int _fx_make_rR23K_form__kdefinterface_t(
   struct _fx_R23K_form__kdefinterface_t* arg,
   struct _fx_rR23K_form__kdefinterface_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rR23K_form__kdefinterface_t, _fx_copy_R23K_form__kdefinterface_t);
}

static void _fx_free_R17K_form__kdeffun_t(struct _fx_R17K_form__kdeffun_t* dst)
{
   fx_free_str(&dst->kf_cname);
   fx_free_list_simple(&dst->kf_params);
   _fx_free_N14K_form__ktyp_t(&dst->kf_rt);
   _fx_free_N14K_form__kexp_t(&dst->kf_body);
   fx_free_list_simple(&dst->kf_scope);
}

static void _fx_copy_R17K_form__kdeffun_t(struct _fx_R17K_form__kdeffun_t* src, struct _fx_R17K_form__kdeffun_t* dst)
{
   dst->kf_name = src->kf_name;
   fx_copy_str(&src->kf_cname, &dst->kf_cname);
   FX_COPY_PTR(src->kf_params, &dst->kf_params);
   FX_COPY_PTR(src->kf_rt, &dst->kf_rt);
   FX_COPY_PTR(src->kf_body, &dst->kf_body);
   dst->kf_flags = src->kf_flags;
   dst->kf_closure = src->kf_closure;
   FX_COPY_PTR(src->kf_scope, &dst->kf_scope);
   dst->kf_loc = src->kf_loc;
}

static void _fx_make_R17K_form__kdeffun_t(
   struct _fx_R9Ast__id_t* r_kf_name,
   fx_str_t* r_kf_cname,
   struct _fx_LR9Ast__id_t_data_t* r_kf_params,
   struct _fx_N14K_form__ktyp_t_data_t* r_kf_rt,
   struct _fx_N14K_form__kexp_t_data_t* r_kf_body,
   struct _fx_R16Ast__fun_flags_t* r_kf_flags,
   struct _fx_R25K_form__kdefclosureinfo_t* r_kf_closure,
   struct _fx_LN12Ast__scope_t_data_t* r_kf_scope,
   struct _fx_R10Ast__loc_t* r_kf_loc,
   struct _fx_R17K_form__kdeffun_t* fx_result)
{
   fx_result->kf_name = *r_kf_name;
   fx_copy_str(r_kf_cname, &fx_result->kf_cname);
   FX_COPY_PTR(r_kf_params, &fx_result->kf_params);
   FX_COPY_PTR(r_kf_rt, &fx_result->kf_rt);
   FX_COPY_PTR(r_kf_body, &fx_result->kf_body);
   fx_result->kf_flags = *r_kf_flags;
   fx_result->kf_closure = *r_kf_closure;
   FX_COPY_PTR(r_kf_scope, &fx_result->kf_scope);
   fx_result->kf_loc = *r_kf_loc;
}

static void _fx_free_rR17K_form__kdeffun_t(struct _fx_rR17K_form__kdeffun_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rR17K_form__kdeffun_t, _fx_free_R17K_form__kdeffun_t);
}

static int _fx_make_rR17K_form__kdeffun_t(
   struct _fx_R17K_form__kdeffun_t* arg,
   struct _fx_rR17K_form__kdeffun_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rR17K_form__kdeffun_t, _fx_copy_R17K_form__kdeffun_t);
}

static void _fx_free_R17K_form__kdefexn_t(struct _fx_R17K_form__kdefexn_t* dst)
{
   fx_free_str(&dst->ke_cname);
   fx_free_str(&dst->ke_base_cname);
   _fx_free_N14K_form__ktyp_t(&dst->ke_typ);
   fx_free_list_simple(&dst->ke_scope);
}

static void _fx_copy_R17K_form__kdefexn_t(struct _fx_R17K_form__kdefexn_t* src, struct _fx_R17K_form__kdefexn_t* dst)
{
   dst->ke_name = src->ke_name;
   fx_copy_str(&src->ke_cname, &dst->ke_cname);
   fx_copy_str(&src->ke_base_cname, &dst->ke_base_cname);
   FX_COPY_PTR(src->ke_typ, &dst->ke_typ);
   dst->ke_std = src->ke_std;
   dst->ke_tag = src->ke_tag;
   dst->ke_make = src->ke_make;
   FX_COPY_PTR(src->ke_scope, &dst->ke_scope);
   dst->ke_loc = src->ke_loc;
}

static void _fx_make_R17K_form__kdefexn_t(
   struct _fx_R9Ast__id_t* r_ke_name,
   fx_str_t* r_ke_cname,
   fx_str_t* r_ke_base_cname,
   struct _fx_N14K_form__ktyp_t_data_t* r_ke_typ,
   bool r_ke_std,
   struct _fx_R9Ast__id_t* r_ke_tag,
   struct _fx_R9Ast__id_t* r_ke_make,
   struct _fx_LN12Ast__scope_t_data_t* r_ke_scope,
   struct _fx_R10Ast__loc_t* r_ke_loc,
   struct _fx_R17K_form__kdefexn_t* fx_result)
{
   fx_result->ke_name = *r_ke_name;
   fx_copy_str(r_ke_cname, &fx_result->ke_cname);
   fx_copy_str(r_ke_base_cname, &fx_result->ke_base_cname);
   FX_COPY_PTR(r_ke_typ, &fx_result->ke_typ);
   fx_result->ke_std = r_ke_std;
   fx_result->ke_tag = *r_ke_tag;
   fx_result->ke_make = *r_ke_make;
   FX_COPY_PTR(r_ke_scope, &fx_result->ke_scope);
   fx_result->ke_loc = *r_ke_loc;
}

static void _fx_free_rR17K_form__kdefexn_t(struct _fx_rR17K_form__kdefexn_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rR17K_form__kdefexn_t, _fx_free_R17K_form__kdefexn_t);
}

static int _fx_make_rR17K_form__kdefexn_t(
   struct _fx_R17K_form__kdefexn_t* arg,
   struct _fx_rR17K_form__kdefexn_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rR17K_form__kdefexn_t, _fx_copy_R17K_form__kdefexn_t);
}

static void _fx_free_LN14K_form__ktyp_t(struct _fx_LN14K_form__ktyp_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LN14K_form__ktyp_t, _fx_free_N14K_form__ktyp_t);
}

static int _fx_cons_LN14K_form__ktyp_t(
   struct _fx_N14K_form__ktyp_t_data_t* hd,
   struct _fx_LN14K_form__ktyp_t_data_t* tl,
   bool addref_tl,
   struct _fx_LN14K_form__ktyp_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LN14K_form__ktyp_t, FX_COPY_PTR);
}

static void _fx_free_T2R9Ast__id_tLR9Ast__id_t(struct _fx_T2R9Ast__id_tLR9Ast__id_t* dst)
{
   fx_free_list_simple(&dst->t1);
}

static void _fx_copy_T2R9Ast__id_tLR9Ast__id_t(
   struct _fx_T2R9Ast__id_tLR9Ast__id_t* src,
   struct _fx_T2R9Ast__id_tLR9Ast__id_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
}

static void _fx_make_T2R9Ast__id_tLR9Ast__id_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_LR9Ast__id_t_data_t* t1,
   struct _fx_T2R9Ast__id_tLR9Ast__id_t* fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
}

static void _fx_free_LT2R9Ast__id_tLR9Ast__id_t(struct _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2R9Ast__id_tLR9Ast__id_t, _fx_free_T2R9Ast__id_tLR9Ast__id_t);
}

static int _fx_cons_LT2R9Ast__id_tLR9Ast__id_t(
   struct _fx_T2R9Ast__id_tLR9Ast__id_t* hd,
   struct _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2R9Ast__id_tLR9Ast__id_t, _fx_copy_T2R9Ast__id_tLR9Ast__id_t);
}

static void _fx_free_R21K_form__kdefvariant_t(struct _fx_R21K_form__kdefvariant_t* dst)
{
   fx_free_str(&dst->kvar_cname);
   _fx_free_LN14K_form__ktyp_t(&dst->kvar_targs);
   _fx_free_LT2R9Ast__id_tN14K_form__ktyp_t(&dst->kvar_cases);
   fx_free_list_simple(&dst->kvar_ctors);
   _fx_free_LT2R9Ast__id_tLR9Ast__id_t(&dst->kvar_ifaces);
   fx_free_list_simple(&dst->kvar_scope);
}

static void _fx_copy_R21K_form__kdefvariant_t(
   struct _fx_R21K_form__kdefvariant_t* src,
   struct _fx_R21K_form__kdefvariant_t* dst)
{
   dst->kvar_name = src->kvar_name;
   fx_copy_str(&src->kvar_cname, &dst->kvar_cname);
   dst->kvar_proto = src->kvar_proto;
   dst->kvar_props = src->kvar_props;
   FX_COPY_PTR(src->kvar_targs, &dst->kvar_targs);
   FX_COPY_PTR(src->kvar_cases, &dst->kvar_cases);
   FX_COPY_PTR(src->kvar_ctors, &dst->kvar_ctors);
   dst->kvar_flags = src->kvar_flags;
   FX_COPY_PTR(src->kvar_ifaces, &dst->kvar_ifaces);
   FX_COPY_PTR(src->kvar_scope, &dst->kvar_scope);
   dst->kvar_loc = src->kvar_loc;
}

static void _fx_make_R21K_form__kdefvariant_t(
   struct _fx_R9Ast__id_t* r_kvar_name,
   fx_str_t* r_kvar_cname,
   struct _fx_R9Ast__id_t* r_kvar_proto,
   struct _fx_Nt6option1R17K_form__ktprops_t* r_kvar_props,
   struct _fx_LN14K_form__ktyp_t_data_t* r_kvar_targs,
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* r_kvar_cases,
   struct _fx_LR9Ast__id_t_data_t* r_kvar_ctors,
   struct _fx_R16Ast__var_flags_t* r_kvar_flags,
   struct _fx_LT2R9Ast__id_tLR9Ast__id_t_data_t* r_kvar_ifaces,
   struct _fx_LN12Ast__scope_t_data_t* r_kvar_scope,
   struct _fx_R10Ast__loc_t* r_kvar_loc,
   struct _fx_R21K_form__kdefvariant_t* fx_result)
{
   fx_result->kvar_name = *r_kvar_name;
   fx_copy_str(r_kvar_cname, &fx_result->kvar_cname);
   fx_result->kvar_proto = *r_kvar_proto;
   fx_result->kvar_props = *r_kvar_props;
   FX_COPY_PTR(r_kvar_targs, &fx_result->kvar_targs);
   FX_COPY_PTR(r_kvar_cases, &fx_result->kvar_cases);
   FX_COPY_PTR(r_kvar_ctors, &fx_result->kvar_ctors);
   fx_result->kvar_flags = *r_kvar_flags;
   FX_COPY_PTR(r_kvar_ifaces, &fx_result->kvar_ifaces);
   FX_COPY_PTR(r_kvar_scope, &fx_result->kvar_scope);
   fx_result->kvar_loc = *r_kvar_loc;
}

static void _fx_free_rR21K_form__kdefvariant_t(struct _fx_rR21K_form__kdefvariant_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rR21K_form__kdefvariant_t, _fx_free_R21K_form__kdefvariant_t);
}

static int _fx_make_rR21K_form__kdefvariant_t(
   struct _fx_R21K_form__kdefvariant_t* arg,
   struct _fx_rR21K_form__kdefvariant_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rR21K_form__kdefvariant_t, _fx_copy_R21K_form__kdefvariant_t);
}

static void _fx_free_R17K_form__kdeftyp_t(struct _fx_R17K_form__kdeftyp_t* dst)
{
   fx_free_str(&dst->kt_cname);
   _fx_free_LN14K_form__ktyp_t(&dst->kt_targs);
   _fx_free_N14K_form__ktyp_t(&dst->kt_typ);
   fx_free_list_simple(&dst->kt_scope);
}

static void _fx_copy_R17K_form__kdeftyp_t(struct _fx_R17K_form__kdeftyp_t* src, struct _fx_R17K_form__kdeftyp_t* dst)
{
   dst->kt_name = src->kt_name;
   fx_copy_str(&src->kt_cname, &dst->kt_cname);
   dst->kt_proto = src->kt_proto;
   dst->kt_props = src->kt_props;
   FX_COPY_PTR(src->kt_targs, &dst->kt_targs);
   FX_COPY_PTR(src->kt_typ, &dst->kt_typ);
   FX_COPY_PTR(src->kt_scope, &dst->kt_scope);
   dst->kt_loc = src->kt_loc;
}

static void _fx_make_R17K_form__kdeftyp_t(
   struct _fx_R9Ast__id_t* r_kt_name,
   fx_str_t* r_kt_cname,
   struct _fx_R9Ast__id_t* r_kt_proto,
   struct _fx_Nt6option1R17K_form__ktprops_t* r_kt_props,
   struct _fx_LN14K_form__ktyp_t_data_t* r_kt_targs,
   struct _fx_N14K_form__ktyp_t_data_t* r_kt_typ,
   struct _fx_LN12Ast__scope_t_data_t* r_kt_scope,
   struct _fx_R10Ast__loc_t* r_kt_loc,
   struct _fx_R17K_form__kdeftyp_t* fx_result)
{
   fx_result->kt_name = *r_kt_name;
   fx_copy_str(r_kt_cname, &fx_result->kt_cname);
   fx_result->kt_proto = *r_kt_proto;
   fx_result->kt_props = *r_kt_props;
   FX_COPY_PTR(r_kt_targs, &fx_result->kt_targs);
   FX_COPY_PTR(r_kt_typ, &fx_result->kt_typ);
   FX_COPY_PTR(r_kt_scope, &fx_result->kt_scope);
   fx_result->kt_loc = *r_kt_loc;
}

static void _fx_free_rR17K_form__kdeftyp_t(struct _fx_rR17K_form__kdeftyp_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rR17K_form__kdeftyp_t, _fx_free_R17K_form__kdeftyp_t);
}

static int _fx_make_rR17K_form__kdeftyp_t(
   struct _fx_R17K_form__kdeftyp_t* arg,
   struct _fx_rR17K_form__kdeftyp_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rR17K_form__kdeftyp_t, _fx_copy_R17K_form__kdeftyp_t);
}

static void _fx_free_R25K_form__kdefclosurevars_t(struct _fx_R25K_form__kdefclosurevars_t* dst)
{
   fx_free_str(&dst->kcv_cname);
   _fx_free_LT2R9Ast__id_tN14K_form__ktyp_t(&dst->kcv_freevars);
   fx_free_list_simple(&dst->kcv_orig_freevars);
   fx_free_list_simple(&dst->kcv_scope);
}

static void _fx_copy_R25K_form__kdefclosurevars_t(
   struct _fx_R25K_form__kdefclosurevars_t* src,
   struct _fx_R25K_form__kdefclosurevars_t* dst)
{
   dst->kcv_name = src->kcv_name;
   fx_copy_str(&src->kcv_cname, &dst->kcv_cname);
   FX_COPY_PTR(src->kcv_freevars, &dst->kcv_freevars);
   FX_COPY_PTR(src->kcv_orig_freevars, &dst->kcv_orig_freevars);
   FX_COPY_PTR(src->kcv_scope, &dst->kcv_scope);
   dst->kcv_loc = src->kcv_loc;
}

static void _fx_make_R25K_form__kdefclosurevars_t(
   struct _fx_R9Ast__id_t* r_kcv_name,
   fx_str_t* r_kcv_cname,
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* r_kcv_freevars,
   struct _fx_LR9Ast__id_t_data_t* r_kcv_orig_freevars,
   struct _fx_LN12Ast__scope_t_data_t* r_kcv_scope,
   struct _fx_R10Ast__loc_t* r_kcv_loc,
   struct _fx_R25K_form__kdefclosurevars_t* fx_result)
{
   fx_result->kcv_name = *r_kcv_name;
   fx_copy_str(r_kcv_cname, &fx_result->kcv_cname);
   FX_COPY_PTR(r_kcv_freevars, &fx_result->kcv_freevars);
   FX_COPY_PTR(r_kcv_orig_freevars, &fx_result->kcv_orig_freevars);
   FX_COPY_PTR(r_kcv_scope, &fx_result->kcv_scope);
   fx_result->kcv_loc = *r_kcv_loc;
}

static void _fx_free_rR25K_form__kdefclosurevars_t(struct _fx_rR25K_form__kdefclosurevars_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rR25K_form__kdefclosurevars_t, _fx_free_R25K_form__kdefclosurevars_t);
}

static int _fx_make_rR25K_form__kdefclosurevars_t(
   struct _fx_R25K_form__kdefclosurevars_t* arg,
   struct _fx_rR25K_form__kdefclosurevars_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rR25K_form__kdefclosurevars_t, _fx_copy_R25K_form__kdefclosurevars_t);
}

static void _fx_free_N15K_form__kinfo_t(struct _fx_N15K_form__kinfo_t* dst)
{
   switch (dst->tag) {
   case 2:
      _fx_free_R17K_form__kdefval_t(&dst->u.KVal); break;
   case 3:
      _fx_free_rR17K_form__kdeffun_t(&dst->u.KFun); break;
   case 4:
      _fx_free_rR17K_form__kdefexn_t(&dst->u.KExn); break;
   case 5:
      _fx_free_rR21K_form__kdefvariant_t(&dst->u.KVariant); break;
   case 6:
      _fx_free_rR25K_form__kdefclosurevars_t(&dst->u.KClosureVars); break;
   case 7:
      _fx_free_rR23K_form__kdefinterface_t(&dst->u.KInterface); break;
   case 8:
      _fx_free_rR17K_form__kdeftyp_t(&dst->u.KTyp); break;
   default:
      ;
   }
   dst->tag = 0;
}

static void _fx_copy_N15K_form__kinfo_t(struct _fx_N15K_form__kinfo_t* src, struct _fx_N15K_form__kinfo_t* dst)
{
   dst->tag = src->tag;
   switch (src->tag) {
   case 2:
      _fx_copy_R17K_form__kdefval_t(&src->u.KVal, &dst->u.KVal); break;
   case 3:
      FX_COPY_PTR(src->u.KFun, &dst->u.KFun); break;
   case 4:
      FX_COPY_PTR(src->u.KExn, &dst->u.KExn); break;
   case 5:
      FX_COPY_PTR(src->u.KVariant, &dst->u.KVariant); break;
   case 6:
      FX_COPY_PTR(src->u.KClosureVars, &dst->u.KClosureVars); break;
   case 7:
      FX_COPY_PTR(src->u.KInterface, &dst->u.KInterface); break;
   case 8:
      FX_COPY_PTR(src->u.KTyp, &dst->u.KTyp); break;
   default:
      dst->u = src->u;
   }
}

static void _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* dst)
{
   _fx_free_Nt10Hashset__t1R9Ast__id_t(&dst->data);
}

static void _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* src,
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* dst)
{
   dst->hv = src->hv;
   dst->key = src->key;
   FX_COPY_PTR(src->data, &dst->data);
}

static void _fx_make_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   uint64_t r_hv,
   struct _fx_R9Ast__id_t* r_key,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* r_data,
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* fx_result)
{
   fx_result->hv = r_hv;
   fx_result->key = *r_key;
   FX_COPY_PTR(r_data, &fx_result->data);
}

static void
   _fx_free_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t*
      dst)
{
   _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&dst->t0);
   fx_free_arr(&dst->t4);
   fx_free_arr(&dst->t5);
}

static void
   _fx_copy_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t*
      src,
   struct _fx_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t*
      dst)
{
   _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&src->t0, &dst->t0);
   dst->t1 = src->t1;
   dst->t2 = src->t2;
   dst->t3 = src->t3;
   fx_copy_arr(&src->t4, &dst->t4);
   fx_copy_arr(&src->t5, &dst->t5);
}

static void
   _fx_make_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* t0,
   int_ t1,
   int_ t2,
   int_ t3,
   fx_arr_t* t4,
   fx_arr_t* t5,
   struct _fx_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t*
      fx_result)
{
   _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(t0, &fx_result->t0);
   fx_result->t1 = t1;
   fx_result->t2 = t2;
   fx_result->t3 = t3;
   fx_copy_arr(t4, &fx_result->t4);
   fx_copy_arr(t5, &fx_result->t5);
}

static void _fx_free_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      _fx_free_T6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
         &(*dst)->u.t);
      fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(
   struct _fx_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t* dst)
{
   fx_free_arr(&dst->t4);
   fx_free_arr(&dst->t5);
}

static void _fx_copy_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(
   struct _fx_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t* src,
   struct _fx_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t* dst)
{
   dst->t0 = src->t0;
   dst->t1 = src->t1;
   dst->t2 = src->t2;
   dst->t3 = src->t3;
   fx_copy_arr(&src->t4, &dst->t4);
   fx_copy_arr(&src->t5, &dst->t5);
}

static void _fx_make_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(
   struct _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* t0,
   int_ t1,
   int_ t2,
   int_ t3,
   fx_arr_t* t4,
   fx_arr_t* t5,
   struct _fx_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t* fx_result)
{
   fx_result->t0 = *t0;
   fx_result->t1 = t1;
   fx_result->t2 = t2;
   fx_result->t3 = t3;
   fx_copy_arr(t4, &fx_result->t4);
   fx_copy_arr(t5, &fx_result->t5);
}

static void _fx_free_Nt10Hashset__t1R9Ast__id_t(struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      _fx_free_T6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(&(*dst)->u.t);
      fx_free(*dst);
   }
   *dst = 0;
}

static void
   _fx_free_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
   struct _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
      dst)
{
   _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&dst->t1);
   _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&dst->t4);
}

static void
   _fx_copy_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
   struct _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
      src,
   struct _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
      dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
   dst->t2 = src->t2;
   dst->t3 = src->t3;
   FX_COPY_PTR(src->t4, &dst->t4);
}

static void
   _fx_make_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
   struct _fx_N12Map__color_t* t0,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* t1,
   struct _fx_R9Ast__id_t* t2,
   struct _fx_R9Ast__id_t* t3,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* t4,
   struct _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
      fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
   fx_result->t2 = *t2;
   fx_result->t3 = *t3;
   FX_COPY_PTR(t4, &fx_result->t4);
}

static void _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      _fx_free_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
         &(*dst)->u.Node);
      fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_Rt6Map__t2R9Ast__id_tR9Ast__id_t(struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t* dst)
{
   _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&dst->root);
   fx_free_fp(&dst->cmp);
}

static void _fx_copy_Rt6Map__t2R9Ast__id_tR9Ast__id_t(
   struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t* src,
   struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t* dst)
{
   FX_COPY_PTR(src->root, &dst->root);
   FX_COPY_FP(&src->cmp, &dst->cmp);
}

static void _fx_make_Rt6Map__t2R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* r_root,
   struct _fx_FPi2R9Ast__id_tR9Ast__id_t* r_cmp,
   struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t* fx_result)
{
   FX_COPY_PTR(r_root, &fx_result->root);
   FX_COPY_FP(r_cmp, &fx_result->cmp);
}

static void _fx_free_T2R10Ast__loc_tS(struct _fx_T2R10Ast__loc_tS* dst)
{
   fx_free_str(&dst->t1);
}

static void _fx_copy_T2R10Ast__loc_tS(struct _fx_T2R10Ast__loc_tS* src, struct _fx_T2R10Ast__loc_tS* dst)
{
   dst->t0 = src->t0;
   fx_copy_str(&src->t1, &dst->t1);
}

static void _fx_make_T2R10Ast__loc_tS(struct _fx_R10Ast__loc_t* t0, fx_str_t* t1, struct _fx_T2R10Ast__loc_tS* fx_result)
{
   fx_result->t0 = *t0;
   fx_copy_str(t1, &fx_result->t1);
}

static void _fx_free_N13Ast__binary_t(struct _fx_N13Ast__binary_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      switch ((*dst)->tag) {
      case 27:
         _fx_free_N13Ast__binary_t(&(*dst)->u.OpAugBinary); break;
      default:
         ;
      }
      fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_T2SR10Ast__loc_t(struct _fx_T2SR10Ast__loc_t* dst)
{
   fx_free_str(&dst->t0);
}

static void _fx_copy_T2SR10Ast__loc_t(struct _fx_T2SR10Ast__loc_t* src, struct _fx_T2SR10Ast__loc_t* dst)
{
   fx_copy_str(&src->t0, &dst->t0);
   dst->t1 = src->t1;
}

static void _fx_make_T2SR10Ast__loc_t(fx_str_t* t0, struct _fx_R10Ast__loc_t* t1, struct _fx_T2SR10Ast__loc_t* fx_result)
{
   fx_copy_str(t0, &fx_result->t0);
   fx_result->t1 = *t1;
}

static void _fx_free_LT2SR10Ast__loc_t(struct _fx_LT2SR10Ast__loc_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2SR10Ast__loc_t, _fx_free_T2SR10Ast__loc_t);
}

static int _fx_cons_LT2SR10Ast__loc_t(
   struct _fx_T2SR10Ast__loc_t* hd,
   struct _fx_LT2SR10Ast__loc_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2SR10Ast__loc_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2SR10Ast__loc_t, _fx_copy_T2SR10Ast__loc_t);
}

static int _fx_cons_Li(int_ hd, struct _fx_Li_data_t* tl, bool addref_tl, struct _fx_Li_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_Li, FX_COPY_SIMPLE);
}

static int _fx_make_rB(bool arg, struct _fx_rB_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rB, FX_COPY_SIMPLE);
}

static int _fx_make_ri(int_ arg, struct _fx_ri_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_ri, FX_COPY_SIMPLE);
}

static void _fx_free_N14K_form__klit_t(struct _fx_N14K_form__klit_t* dst)
{
   switch (dst->tag) {
   case 5:
      fx_free_str(&dst->u.KLitString); break;
   case 8:
      _fx_free_N14K_form__ktyp_t(&dst->u.KLitNil); break;
   default:
      ;
   }
   dst->tag = 0;
}

static void _fx_copy_N14K_form__klit_t(struct _fx_N14K_form__klit_t* src, struct _fx_N14K_form__klit_t* dst)
{
   dst->tag = src->tag;
   switch (src->tag) {
   case 5:
      fx_copy_str(&src->u.KLitString, &dst->u.KLitString); break;
   case 8:
      FX_COPY_PTR(src->u.KLitNil, &dst->u.KLitNil); break;
   default:
      dst->u = src->u;
   }
}

static void _fx_free_N14K_form__atom_t(struct _fx_N14K_form__atom_t* dst)
{
   switch (dst->tag) {
   case 2:
      _fx_free_N14K_form__klit_t(&dst->u.AtomLit); break;
   default:
      ;
   }
   dst->tag = 0;
}

static void _fx_copy_N14K_form__atom_t(struct _fx_N14K_form__atom_t* src, struct _fx_N14K_form__atom_t* dst)
{
   dst->tag = src->tag;
   switch (src->tag) {
   case 2:
      _fx_copy_N14K_form__klit_t(&src->u.AtomLit, &dst->u.AtomLit); break;
   default:
      dst->u = src->u;
   }
}

static void _fx_free_R22K_form__k_fold_callb_t(struct _fx_R22K_form__k_fold_callb_t* dst)
{
   _fx_free_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(&dst->kcb_fold_ktyp);
   _fx_free_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(&dst->kcb_fold_kexp);
   _fx_free_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t(&dst->kcb_fold_atom);
}

static void _fx_copy_R22K_form__k_fold_callb_t(
   struct _fx_R22K_form__k_fold_callb_t* src,
   struct _fx_R22K_form__k_fold_callb_t* dst)
{
   FX_COPY_PTR(src->kcb_fold_ktyp, &dst->kcb_fold_ktyp);
   FX_COPY_PTR(src->kcb_fold_kexp, &dst->kcb_fold_kexp);
   FX_COPY_PTR(src->kcb_fold_atom, &dst->kcb_fold_atom);
}

static void _fx_make_R22K_form__k_fold_callb_t(
   struct _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t* r_kcb_fold_ktyp,
   struct _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t* r_kcb_fold_kexp,
   struct _fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t* r_kcb_fold_atom,
   struct _fx_R22K_form__k_fold_callb_t* fx_result)
{
   FX_COPY_PTR(r_kcb_fold_ktyp, &fx_result->kcb_fold_ktyp);
   FX_COPY_PTR(r_kcb_fold_kexp, &fx_result->kcb_fold_kexp);
   FX_COPY_PTR(r_kcb_fold_atom, &fx_result->kcb_fold_atom);
}

static void _fx_free_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t(
   struct _fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      fx_free_fp(&(*dst)->u.Some); fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(
   struct _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      fx_free_fp(&(*dst)->u.Some); fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(
   struct _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      fx_free_fp(&(*dst)->u.Some); fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_R17K_form__k_callb_t(struct _fx_R17K_form__k_callb_t* dst)
{
   _fx_free_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t(&dst->kcb_ktyp);
   _fx_free_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(&dst->kcb_kexp);
   _fx_free_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t(&dst->kcb_atom);
}

static void _fx_copy_R17K_form__k_callb_t(struct _fx_R17K_form__k_callb_t* src, struct _fx_R17K_form__k_callb_t* dst)
{
   FX_COPY_PTR(src->kcb_ktyp, &dst->kcb_ktyp);
   FX_COPY_PTR(src->kcb_kexp, &dst->kcb_kexp);
   FX_COPY_PTR(src->kcb_atom, &dst->kcb_atom);
}

static void _fx_make_R17K_form__k_callb_t(
   struct _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t* r_kcb_ktyp,
   struct _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t* r_kcb_kexp,
   struct _fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t_data_t* r_kcb_atom,
   struct _fx_R17K_form__k_callb_t* fx_result)
{
   FX_COPY_PTR(r_kcb_ktyp, &fx_result->kcb_ktyp);
   FX_COPY_PTR(r_kcb_kexp, &fx_result->kcb_kexp);
   FX_COPY_PTR(r_kcb_atom, &fx_result->kcb_atom);
}

static void _fx_free_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t(
   struct _fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      fx_free_fp(&(*dst)->u.Some); fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(
   struct _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      fx_free_fp(&(*dst)->u.Some); fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t(
   struct _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      fx_free_fp(&(*dst)->u.Some); fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_Nt6option1N14K_form__atom_t(struct _fx_Nt6option1N14K_form__atom_t* dst)
{
   switch (dst->tag) {
   case 2:
      _fx_free_N14K_form__atom_t(&dst->u.Some); break;
   default:
      ;
   }
   dst->tag = 0;
}

static void _fx_copy_Nt6option1N14K_form__atom_t(
   struct _fx_Nt6option1N14K_form__atom_t* src,
   struct _fx_Nt6option1N14K_form__atom_t* dst)
{
   dst->tag = src->tag;
   switch (src->tag) {
   case 2:
      _fx_copy_N14K_form__atom_t(&src->u.Some, &dst->u.Some); break;
   default:
      dst->u = src->u;
   }
}

static void _fx_free_LN14K_form__kexp_t(struct _fx_LN14K_form__kexp_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LN14K_form__kexp_t, _fx_free_N14K_form__kexp_t);
}

static int _fx_cons_LN14K_form__kexp_t(
   struct _fx_N14K_form__kexp_t_data_t* hd,
   struct _fx_LN14K_form__kexp_t_data_t* tl,
   bool addref_tl,
   struct _fx_LN14K_form__kexp_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LN14K_form__kexp_t, FX_COPY_PTR);
}

static void _fx_free_T2BN14K_form__atom_t(struct _fx_T2BN14K_form__atom_t* dst)
{
   _fx_free_N14K_form__atom_t(&dst->t1);
}

static void _fx_copy_T2BN14K_form__atom_t(struct _fx_T2BN14K_form__atom_t* src, struct _fx_T2BN14K_form__atom_t* dst)
{
   dst->t0 = src->t0;
   _fx_copy_N14K_form__atom_t(&src->t1, &dst->t1);
}

static void _fx_make_T2BN14K_form__atom_t(bool t0, struct _fx_N14K_form__atom_t* t1, struct _fx_T2BN14K_form__atom_t* fx_result)
{
   fx_result->t0 = t0;
   _fx_copy_N14K_form__atom_t(t1, &fx_result->t1);
}

static void _fx_free_LT2BN14K_form__atom_t(struct _fx_LT2BN14K_form__atom_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2BN14K_form__atom_t, _fx_free_T2BN14K_form__atom_t);
}

static int _fx_cons_LT2BN14K_form__atom_t(
   struct _fx_T2BN14K_form__atom_t* hd,
   struct _fx_LT2BN14K_form__atom_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2BN14K_form__atom_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2BN14K_form__atom_t, _fx_copy_T2BN14K_form__atom_t);
}

static void _fx_free_T2LN14K_form__ktyp_tN14K_form__ktyp_t(struct _fx_T2LN14K_form__ktyp_tN14K_form__ktyp_t* dst)
{
   _fx_free_LN14K_form__ktyp_t(&dst->t0);
   _fx_free_N14K_form__ktyp_t(&dst->t1);
}

static void _fx_copy_T2LN14K_form__ktyp_tN14K_form__ktyp_t(
   struct _fx_T2LN14K_form__ktyp_tN14K_form__ktyp_t* src,
   struct _fx_T2LN14K_form__ktyp_tN14K_form__ktyp_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
}

static void _fx_make_T2LN14K_form__ktyp_tN14K_form__ktyp_t(
   struct _fx_LN14K_form__ktyp_t_data_t* t0,
   struct _fx_N14K_form__ktyp_t_data_t* t1,
   struct _fx_T2LN14K_form__ktyp_tN14K_form__ktyp_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
}

static void _fx_free_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t(struct _fx_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t* dst)
{
   _fx_free_LT2R9Ast__id_tN14K_form__ktyp_t(&dst->t1);
}

static void _fx_copy_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t(
   struct _fx_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t* src,
   struct _fx_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
}

static void _fx_make_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_LT2R9Ast__id_tN14K_form__ktyp_t_data_t* t1,
   struct _fx_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t* fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
}

static void _fx_free_T2iN14K_form__ktyp_t(struct _fx_T2iN14K_form__ktyp_t* dst)
{
   _fx_free_N14K_form__ktyp_t(&dst->t1);
}

static void _fx_copy_T2iN14K_form__ktyp_t(struct _fx_T2iN14K_form__ktyp_t* src, struct _fx_T2iN14K_form__ktyp_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
}

static void _fx_make_T2iN14K_form__ktyp_t(
   int_ t0,
   struct _fx_N14K_form__ktyp_t_data_t* t1,
   struct _fx_T2iN14K_form__ktyp_t* fx_result)
{
   fx_result->t0 = t0;
   FX_COPY_PTR(t1, &fx_result->t1);
}

static void _fx_free_N14K_form__ktyp_t(struct _fx_N14K_form__ktyp_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      switch ((*dst)->tag) {
      case 12:
         _fx_free_N14K_form__ktyp_t(&(*dst)->u.KTypRawPointer); break;
      case 13:
         _fx_free_T2LN14K_form__ktyp_tN14K_form__ktyp_t(&(*dst)->u.KTypFun); break;
      case 14:
         _fx_free_LN14K_form__ktyp_t(&(*dst)->u.KTypTuple); break;
      case 15:
         _fx_free_T2R9Ast__id_tLT2R9Ast__id_tN14K_form__ktyp_t(&(*dst)->u.KTypRecord); break;
      case 17:
         _fx_free_T2iN14K_form__ktyp_t(&(*dst)->u.KTypArray); break;
      case 18:
         _fx_free_N14K_form__ktyp_t(&(*dst)->u.KTypVector); break;
      case 19:
         _fx_free_N14K_form__ktyp_t(&(*dst)->u.KTypList); break;
      case 20:
         _fx_free_N14K_form__ktyp_t(&(*dst)->u.KTypRef); break;
      default:
         ;
      }
      fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_Ta3N14K_form__atom_t(struct _fx_Ta3N14K_form__atom_t* dst)
{
   _fx_free_N14K_form__atom_t(&dst->t0);
   _fx_free_N14K_form__atom_t(&dst->t1);
   _fx_free_N14K_form__atom_t(&dst->t2);
}

static void _fx_copy_Ta3N14K_form__atom_t(struct _fx_Ta3N14K_form__atom_t* src, struct _fx_Ta3N14K_form__atom_t* dst)
{
   _fx_copy_N14K_form__atom_t(&src->t0, &dst->t0);
   _fx_copy_N14K_form__atom_t(&src->t1, &dst->t1);
   _fx_copy_N14K_form__atom_t(&src->t2, &dst->t2);
}

static void _fx_make_Ta3N14K_form__atom_t(
   struct _fx_N14K_form__atom_t* t0,
   struct _fx_N14K_form__atom_t* t1,
   struct _fx_N14K_form__atom_t* t2,
   struct _fx_Ta3N14K_form__atom_t* fx_result)
{
   _fx_copy_N14K_form__atom_t(t0, &fx_result->t0);
   _fx_copy_N14K_form__atom_t(t1, &fx_result->t1);
   _fx_copy_N14K_form__atom_t(t2, &fx_result->t2);
}

static void _fx_free_N13K_form__dom_t(struct _fx_N13K_form__dom_t* dst)
{
   switch (dst->tag) {
   case 1:
      _fx_free_N14K_form__atom_t(&dst->u.DomainElem); break;
   case 2:
      _fx_free_N14K_form__atom_t(&dst->u.DomainFast); break;
   case 3:
      _fx_free_Ta3N14K_form__atom_t(&dst->u.DomainRange); break;
   default:
      ;
   }
   dst->tag = 0;
}

static void _fx_copy_N13K_form__dom_t(struct _fx_N13K_form__dom_t* src, struct _fx_N13K_form__dom_t* dst)
{
   dst->tag = src->tag;
   switch (src->tag) {
   case 1:
      _fx_copy_N14K_form__atom_t(&src->u.DomainElem, &dst->u.DomainElem); break;
   case 2:
      _fx_copy_N14K_form__atom_t(&src->u.DomainFast, &dst->u.DomainFast); break;
   case 3:
      _fx_copy_Ta3N14K_form__atom_t(&src->u.DomainRange, &dst->u.DomainRange); break;
   default:
      dst->u = src->u;
   }
}

static void _fx_free_T2Nt6option1N14K_form__atom_tR10Ast__loc_t(struct _fx_T2Nt6option1N14K_form__atom_tR10Ast__loc_t* dst)
{
   _fx_free_Nt6option1N14K_form__atom_t(&dst->t0);
}

static void _fx_copy_T2Nt6option1N14K_form__atom_tR10Ast__loc_t(
   struct _fx_T2Nt6option1N14K_form__atom_tR10Ast__loc_t* src,
   struct _fx_T2Nt6option1N14K_form__atom_tR10Ast__loc_t* dst)
{
   _fx_copy_Nt6option1N14K_form__atom_t(&src->t0, &dst->t0);
   dst->t1 = src->t1;
}

static void _fx_make_T2Nt6option1N14K_form__atom_tR10Ast__loc_t(
   struct _fx_Nt6option1N14K_form__atom_t* t0,
   struct _fx_R10Ast__loc_t* t1,
   struct _fx_T2Nt6option1N14K_form__atom_tR10Ast__loc_t* fx_result)
{
   _fx_copy_Nt6option1N14K_form__atom_t(t0, &fx_result->t0);
   fx_result->t1 = *t1;
}

static void _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__ktyp_t(&dst->t0);
}

static void _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   dst->t1 = src->t1;
}

static void _fx_make_T2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N14K_form__ktyp_t_data_t* t0,
   struct _fx_R10Ast__loc_t* t1,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   fx_result->t1 = *t1;
}

static void _fx_free_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__atom_t(&dst->t0);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t1);
}

static void _fx_copy_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_copy_N14K_form__atom_t(&src->t0, &dst->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t1, &dst->t1);
}

static void _fx_make_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N14K_form__atom_t* t0,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t1,
   struct _fx_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   _fx_copy_N14K_form__atom_t(t0, &fx_result->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t1, &fx_result->t1);
}

static void _fx_free_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N13Ast__binary_t(&dst->t0);
   _fx_free_N14K_form__atom_t(&dst->t1);
   _fx_free_N14K_form__atom_t(&dst->t2);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t3);
}

static void _fx_copy_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   _fx_copy_N14K_form__atom_t(&src->t1, &dst->t1);
   _fx_copy_N14K_form__atom_t(&src->t2, &dst->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t3, &dst->t3);
}

static void _fx_make_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N13Ast__binary_t_data_t* t0,
   struct _fx_N14K_form__atom_t* t1,
   struct _fx_N14K_form__atom_t* t2,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t3,
   struct _fx_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   _fx_copy_N14K_form__atom_t(t1, &fx_result->t1);
   _fx_copy_N14K_form__atom_t(t2, &fx_result->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t3, &fx_result->t3);
}

static void _fx_free_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__atom_t(&dst->t1);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t2);
}

static void _fx_copy_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   _fx_copy_N14K_form__atom_t(&src->t1, &dst->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t2, &dst->t2);
}

static void _fx_make_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N12Ast__unary_t* t0,
   struct _fx_N14K_form__atom_t* t1,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t2,
   struct _fx_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   _fx_copy_N14K_form__atom_t(t1, &fx_result->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t2, &fx_result->t2);
}

static void _fx_free_LN14K_form__atom_t(struct _fx_LN14K_form__atom_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LN14K_form__atom_t, _fx_free_N14K_form__atom_t);
}

static int _fx_cons_LN14K_form__atom_t(
   struct _fx_N14K_form__atom_t* hd,
   struct _fx_LN14K_form__atom_t_data_t* tl,
   bool addref_tl,
   struct _fx_LN14K_form__atom_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LN14K_form__atom_t, _fx_copy_N14K_form__atom_t);
}

static void _fx_free_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LN14K_form__atom_t(&dst->t1);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t2);
}

static void _fx_copy_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t2, &dst->t2);
}

static void _fx_make_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N13Ast__intrin_t* t0,
   struct _fx_LN14K_form__atom_t_data_t* t1,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t2,
   struct _fx_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t2, &fx_result->t2);
}

static void _fx_free_T2R9Ast__id_tN14K_form__kexp_t(struct _fx_T2R9Ast__id_tN14K_form__kexp_t* dst)
{
   _fx_free_N14K_form__kexp_t(&dst->t1);
}

static void _fx_copy_T2R9Ast__id_tN14K_form__kexp_t(
   struct _fx_T2R9Ast__id_tN14K_form__kexp_t* src,
   struct _fx_T2R9Ast__id_tN14K_form__kexp_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
}

static void _fx_make_T2R9Ast__id_tN14K_form__kexp_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_N14K_form__kexp_t_data_t* t1,
   struct _fx_T2R9Ast__id_tN14K_form__kexp_t* fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
}

static void _fx_free_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LN14K_form__kexp_t(&dst->t0);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t1);
}

static void _fx_copy_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t1, &dst->t1);
}

static void _fx_make_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_LN14K_form__kexp_t_data_t* t0,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t1,
   struct _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t1, &fx_result->t1);
}

static void _fx_free_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__kexp_t(&dst->t0);
   _fx_free_N14K_form__kexp_t(&dst->t1);
   _fx_free_N14K_form__kexp_t(&dst->t2);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t3);
}

static void _fx_copy_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
   FX_COPY_PTR(src->t2, &dst->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t3, &dst->t3);
}

static void _fx_make_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N14K_form__kexp_t_data_t* t0,
   struct _fx_N14K_form__kexp_t_data_t* t1,
   struct _fx_N14K_form__kexp_t_data_t* t2,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t3,
   struct _fx_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
   FX_COPY_PTR(t2, &fx_result->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t3, &fx_result->t3);
}

static void _fx_free_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LN14K_form__atom_t(&dst->t1);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t2);
}

static void _fx_copy_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t2, &dst->t2);
}

static void _fx_make_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_LN14K_form__atom_t_data_t* t1,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t2,
   struct _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t2, &fx_result->t2);
}

static void _fx_free_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LN14K_form__atom_t(&dst->t2);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t3);
}

static void _fx_copy_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   dst->t1 = src->t1;
   FX_COPY_PTR(src->t2, &dst->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t3, &dst->t3);
}

static void _fx_make_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* t0,
   int_ t1,
   struct _fx_LN14K_form__atom_t_data_t* t2,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t3,
   struct _fx_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   fx_result->t1 = t1;
   FX_COPY_PTR(t2, &fx_result->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t3, &fx_result->t3);
}

static void _fx_free_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LN14K_form__atom_t(&dst->t0);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t1);
}

static void _fx_copy_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t1, &dst->t1);
}

static void _fx_make_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_LN14K_form__atom_t_data_t* t0,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t1,
   struct _fx_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t1, &fx_result->t1);
}

static void _fx_free_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LN14K_form__atom_t(&dst->t2);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t3);
}

static void _fx_copy_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   dst->t1 = src->t1;
   FX_COPY_PTR(src->t2, &dst->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t3, &dst->t3);
}

static void _fx_make_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_R9Ast__id_t* t1,
   struct _fx_LN14K_form__atom_t_data_t* t2,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t3,
   struct _fx_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   fx_result->t1 = *t1;
   FX_COPY_PTR(t2, &fx_result->t2);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t3, &fx_result->t3);
}

static void _fx_free_LLT2BN14K_form__atom_t(struct _fx_LLT2BN14K_form__atom_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LLT2BN14K_form__atom_t, _fx_free_LT2BN14K_form__atom_t);
}

static int _fx_cons_LLT2BN14K_form__atom_t(
   struct _fx_LT2BN14K_form__atom_t_data_t* hd,
   struct _fx_LLT2BN14K_form__atom_t_data_t* tl,
   bool addref_tl,
   struct _fx_LLT2BN14K_form__atom_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LLT2BN14K_form__atom_t, FX_COPY_PTR);
}

static void _fx_free_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LLT2BN14K_form__atom_t(&dst->t1);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t2);
}

static void _fx_copy_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t2, &dst->t2);
}

static void _fx_make_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   bool t0,
   struct _fx_LLT2BN14K_form__atom_t_data_t* t1,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t2,
   struct _fx_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = t0;
   FX_COPY_PTR(t1, &fx_result->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t2, &fx_result->t2);
}

static void _fx_free_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LT2BN14K_form__atom_t(&dst->t0);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t1);
}

static void _fx_copy_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t1, &dst->t1);
}

static void _fx_make_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_LT2BN14K_form__atom_t_data_t* t0,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t1,
   struct _fx_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t1, &fx_result->t1);
}

static void _fx_free_LN13K_form__dom_t(struct _fx_LN13K_form__dom_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LN13K_form__dom_t, _fx_free_N13K_form__dom_t);
}

static int _fx_cons_LN13K_form__dom_t(
   struct _fx_N13K_form__dom_t* hd,
   struct _fx_LN13K_form__dom_t_data_t* tl,
   bool addref_tl,
   struct _fx_LN13K_form__dom_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LN13K_form__dom_t, _fx_copy_N13K_form__dom_t);
}

static void _fx_free_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__atom_t(&dst->t0);
   _fx_free_LN13K_form__dom_t(&dst->t3);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t4);
}

static void _fx_copy_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_copy_N14K_form__atom_t(&src->t0, &dst->t0);
   dst->t1 = src->t1;
   dst->t2 = src->t2;
   FX_COPY_PTR(src->t3, &dst->t3);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t4, &dst->t4);
}

static void _fx_make_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N14K_form__atom_t* t0,
   struct _fx_N13Ast__border_t* t1,
   struct _fx_N18Ast__interpolate_t* t2,
   struct _fx_LN13K_form__dom_t_data_t* t3,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t4,
   struct _fx_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t*
      fx_result)
{
   _fx_copy_N14K_form__atom_t(t0, &fx_result->t0);
   fx_result->t1 = *t1;
   fx_result->t2 = *t2;
   FX_COPY_PTR(t3, &fx_result->t3);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t4, &fx_result->t4);
}

static void _fx_free_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t2);
}

static void _fx_copy_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   dst->t1 = src->t1;
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t2, &dst->t2);
}

static void _fx_make_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* t0,
   int_ t1,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t2,
   struct _fx_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   fx_result->t1 = t1;
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t2, &fx_result->t2);
}

static void _fx_free_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t(struct _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__atom_t(&dst->t1);
}

static void _fx_copy_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t(
   struct _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t* src,
   struct _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   _fx_copy_N14K_form__atom_t(&src->t1, &dst->t1);
   dst->t2 = src->t2;
}

static void _fx_make_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_N14K_form__atom_t* t1,
   struct _fx_R10Ast__loc_t* t2,
   struct _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   _fx_copy_N14K_form__atom_t(t1, &fx_result->t1);
   fx_result->t2 = *t2;
}

static void _fx_free_T2LN14K_form__kexp_tN14K_form__kexp_t(struct _fx_T2LN14K_form__kexp_tN14K_form__kexp_t* dst)
{
   _fx_free_LN14K_form__kexp_t(&dst->t0);
   _fx_free_N14K_form__kexp_t(&dst->t1);
}

static void _fx_copy_T2LN14K_form__kexp_tN14K_form__kexp_t(
   struct _fx_T2LN14K_form__kexp_tN14K_form__kexp_t* src,
   struct _fx_T2LN14K_form__kexp_tN14K_form__kexp_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
}

static void _fx_make_T2LN14K_form__kexp_tN14K_form__kexp_t(
   struct _fx_LN14K_form__kexp_t_data_t* t0,
   struct _fx_N14K_form__kexp_t_data_t* t1,
   struct _fx_T2LN14K_form__kexp_tN14K_form__kexp_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
}

static void _fx_free_LT2LN14K_form__kexp_tN14K_form__kexp_t(struct _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2LN14K_form__kexp_tN14K_form__kexp_t, _fx_free_T2LN14K_form__kexp_tN14K_form__kexp_t);
}

static int _fx_cons_LT2LN14K_form__kexp_tN14K_form__kexp_t(
   struct _fx_T2LN14K_form__kexp_tN14K_form__kexp_t* hd,
   struct _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2LN14K_form__kexp_tN14K_form__kexp_t, _fx_copy_T2LN14K_form__kexp_tN14K_form__kexp_t);
}

static void _fx_free_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_LT2LN14K_form__kexp_tN14K_form__kexp_t(&dst->t0);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t1);
}

static void _fx_copy_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t1, &dst->t1);
}

static void _fx_make_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_LT2LN14K_form__kexp_tN14K_form__kexp_t_data_t* t0,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t1,
   struct _fx_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t1, &fx_result->t1);
}

static void _fx_free_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__kexp_t(&dst->t0);
   _fx_free_N14K_form__kexp_t(&dst->t1);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t2);
}

static void _fx_copy_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t2, &dst->t2);
}

static void _fx_make_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N14K_form__kexp_t_data_t* t0,
   struct _fx_N14K_form__kexp_t_data_t* t1,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t2,
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t2, &fx_result->t2);
}

static void _fx_free_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__atom_t(&dst->t0);
   _fx_free_N14K_form__ktyp_t(&dst->t1);
}

static void _fx_copy_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t* dst)
{
   _fx_copy_N14K_form__atom_t(&src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
   dst->t2 = src->t2;
}

static void _fx_make_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_N14K_form__atom_t* t0,
   struct _fx_N14K_form__ktyp_t_data_t* t1,
   struct _fx_R10Ast__loc_t* t2,
   struct _fx_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   _fx_copy_N14K_form__atom_t(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
   fx_result->t2 = *t2;
}

static void _fx_free_T2R9Ast__id_tN13K_form__dom_t(struct _fx_T2R9Ast__id_tN13K_form__dom_t* dst)
{
   _fx_free_N13K_form__dom_t(&dst->t1);
}

static void _fx_copy_T2R9Ast__id_tN13K_form__dom_t(
   struct _fx_T2R9Ast__id_tN13K_form__dom_t* src,
   struct _fx_T2R9Ast__id_tN13K_form__dom_t* dst)
{
   dst->t0 = src->t0;
   _fx_copy_N13K_form__dom_t(&src->t1, &dst->t1);
}

static void _fx_make_T2R9Ast__id_tN13K_form__dom_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_N13K_form__dom_t* t1,
   struct _fx_T2R9Ast__id_tN13K_form__dom_t* fx_result)
{
   fx_result->t0 = *t0;
   _fx_copy_N13K_form__dom_t(t1, &fx_result->t1);
}

static void _fx_free_LT2R9Ast__id_tN13K_form__dom_t(struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2R9Ast__id_tN13K_form__dom_t, _fx_free_T2R9Ast__id_tN13K_form__dom_t);
}

static int _fx_cons_LT2R9Ast__id_tN13K_form__dom_t(
   struct _fx_T2R9Ast__id_tN13K_form__dom_t* hd,
   struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2R9Ast__id_tN13K_form__dom_t, _fx_copy_T2R9Ast__id_tN13K_form__dom_t);
}

static void _fx_free_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t(
   struct _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t* dst)
{
   _fx_free_N14K_form__kexp_t(&dst->t0);
   _fx_free_LT2R9Ast__id_tN13K_form__dom_t(&dst->t1);
   fx_free_list_simple(&dst->t2);
}

static void _fx_copy_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t(
   struct _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t* src,
   struct _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
   FX_COPY_PTR(src->t2, &dst->t2);
}

static void _fx_make_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t(
   struct _fx_N14K_form__kexp_t_data_t* t0,
   struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t* t1,
   struct _fx_LR9Ast__id_t_data_t* t2,
   struct _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
   FX_COPY_PTR(t2, &fx_result->t2);
}

static void _fx_free_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t(
   struct _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t,
      _fx_free_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t);
}

static int _fx_cons_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t(
   struct _fx_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t* hd,
   struct _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t,
      _fx_copy_T3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t);
}

static void
   _fx_free_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t*
      dst)
{
   _fx_free_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t(&dst->t0);
   _fx_free_N14K_form__kexp_t(&dst->t1);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t3);
}

static void
   _fx_copy_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t*
      src,
   struct _fx_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t*
      dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
   dst->t2 = src->t2;
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t3, &dst->t3);
}

static void
   _fx_make_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_t_data_t* t0,
   struct _fx_N14K_form__kexp_t_data_t* t1,
   struct _fx_R16Ast__for_flags_t* t2,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t3,
   struct _fx_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t*
      fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
   fx_result->t2 = *t2;
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t3, &fx_result->t3);
}

static void _fx_free_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t(
   struct _fx_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t* dst)
{
   _fx_free_LT2R9Ast__id_tN13K_form__dom_t(&dst->t0);
   fx_free_list_simple(&dst->t1);
   _fx_free_N14K_form__kexp_t(&dst->t2);
}

static void _fx_copy_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t(
   struct _fx_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t* src,
   struct _fx_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
   FX_COPY_PTR(src->t2, &dst->t2);
   dst->t3 = src->t3;
   dst->t4 = src->t4;
}

static void _fx_make_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t(
   struct _fx_LT2R9Ast__id_tN13K_form__dom_t_data_t* t0,
   struct _fx_LR9Ast__id_t_data_t* t1,
   struct _fx_N14K_form__kexp_t_data_t* t2,
   struct _fx_R16Ast__for_flags_t* t3,
   struct _fx_R10Ast__loc_t* t4,
   struct _fx_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
   FX_COPY_PTR(t2, &fx_result->t2);
   fx_result->t3 = *t3;
   fx_result->t4 = *t4;
}

static void _fx_free_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__kexp_t(&dst->t0);
   _fx_free_N14K_form__kexp_t(&dst->t1);
}

static void _fx_copy_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t* src,
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   FX_COPY_PTR(src->t1, &dst->t1);
   dst->t2 = src->t2;
}

static void _fx_make_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_N14K_form__kexp_t_data_t* t0,
   struct _fx_N14K_form__kexp_t_data_t* t1,
   struct _fx_R10Ast__loc_t* t2,
   struct _fx_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   FX_COPY_PTR(t1, &fx_result->t1);
   fx_result->t2 = *t2;
}

static void _fx_free_T2ST2N14K_form__ktyp_tR10Ast__loc_t(struct _fx_T2ST2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   fx_free_str(&dst->t0);
   _fx_free_T2N14K_form__ktyp_tR10Ast__loc_t(&dst->t1);
}

static void _fx_copy_T2ST2N14K_form__ktyp_tR10Ast__loc_t(
   struct _fx_T2ST2N14K_form__ktyp_tR10Ast__loc_t* src,
   struct _fx_T2ST2N14K_form__ktyp_tR10Ast__loc_t* dst)
{
   fx_copy_str(&src->t0, &dst->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(&src->t1, &dst->t1);
}

static void _fx_make_T2ST2N14K_form__ktyp_tR10Ast__loc_t(
   fx_str_t* t0,
   struct _fx_T2N14K_form__ktyp_tR10Ast__loc_t* t1,
   struct _fx_T2ST2N14K_form__ktyp_tR10Ast__loc_t* fx_result)
{
   fx_copy_str(t0, &fx_result->t0);
   _fx_copy_T2N14K_form__ktyp_tR10Ast__loc_t(t1, &fx_result->t1);
}

static void _fx_free_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t(struct _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t* dst)
{
   _fx_free_N14K_form__kexp_t(&dst->t1);
}

static void _fx_copy_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t* src,
   struct _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t* dst)
{
   dst->t0 = src->t0;
   FX_COPY_PTR(src->t1, &dst->t1);
   dst->t2 = src->t2;
}

static void _fx_make_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* t0,
   struct _fx_N14K_form__kexp_t_data_t* t1,
   struct _fx_R10Ast__loc_t* t2,
   struct _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t* fx_result)
{
   fx_result->t0 = *t0;
   FX_COPY_PTR(t1, &fx_result->t1);
   fx_result->t2 = *t2;
}

static void _fx_free_N14K_form__kexp_t(struct _fx_N14K_form__kexp_t_data_t** dst)
{
   if (*dst && FX_DECREF((*dst)->rc) == 1) {
      switch ((*dst)->tag) {
      case 4:
         _fx_free_T2Nt6option1N14K_form__atom_tR10Ast__loc_t(&(*dst)->u.KExpReturn); break;
      case 5:
         _fx_free_T2N14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpAtom); break;
      case 6:
         _fx_free_T4N13Ast__binary_tN14K_form__atom_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpBinary);
         break;
      case 7:
         _fx_free_T3N12Ast__unary_tN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpUnary); break;
      case 8:
         _fx_free_T3N13Ast__intrin_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpIntrin); break;
      case 9:
         _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&(*dst)->u.KExpSync); break;
      case 10:
         _fx_free_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpSeq); break;
      case 11:
         _fx_free_T4N14K_form__kexp_tN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpIf);
         break;
      case 12:
         _fx_free_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpCall); break;
      case 13:
         _fx_free_T4R9Ast__id_tiLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpICall); break;
      case 14:
         _fx_free_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpMkTuple); break;
      case 15:
         _fx_free_T2LN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpMkRecord); break;
      case 16:
         _fx_free_T4R9Ast__id_tR9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpMkClosure); break;
      case 17:
         _fx_free_T3BLLT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpMkArray); break;
      case 18:
         _fx_free_T2LT2BN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpMkVector); break;
      case 19:
         _fx_free_T5N14K_form__atom_tN13Ast__border_tN18Ast__interpolate_tLN13K_form__dom_tT2N14K_form__ktyp_tR10Ast__loc_t(
            &(*dst)->u.KExpAt);
         break;
      case 20:
         _fx_free_T3R9Ast__id_tiT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpMem); break;
      case 21:
         _fx_free_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t(&(*dst)->u.KExpAssign); break;
      case 22:
         _fx_free_T2LT2LN14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpMatch); break;
      case 23:
         _fx_free_T3N14K_form__kexp_tN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpTryCatch); break;
      case 25:
         _fx_free_T3N14K_form__atom_tN14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpCast); break;
      case 26:
         _fx_free_T4LT3N14K_form__kexp_tLT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tT2N14K_form__ktyp_tR10Ast__loc_t(
            &(*dst)->u.KExpMap);
         break;
      case 27:
         _fx_free_T5LT2R9Ast__id_tN13K_form__dom_tLR9Ast__id_tN14K_form__kexp_tR16Ast__for_flags_tR10Ast__loc_t(
            &(*dst)->u.KExpFor);
         break;
      case 28:
         _fx_free_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t(&(*dst)->u.KExpWhile); break;
      case 29:
         _fx_free_T3N14K_form__kexp_tN14K_form__kexp_tR10Ast__loc_t(&(*dst)->u.KExpDoWhile); break;
      case 30:
         _fx_free_T2ST2N14K_form__ktyp_tR10Ast__loc_t(&(*dst)->u.KExpCCode); break;
      case 31:
         _fx_free_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t(&(*dst)->u.KDefVal); break;
      case 32:
         _fx_free_rR17K_form__kdeffun_t(&(*dst)->u.KDefFun); break;
      case 33:
         _fx_free_rR17K_form__kdefexn_t(&(*dst)->u.KDefExn); break;
      case 34:
         _fx_free_rR21K_form__kdefvariant_t(&(*dst)->u.KDefVariant); break;
      case 35:
         _fx_free_rR23K_form__kdefinterface_t(&(*dst)->u.KDefInterface); break;
      case 36:
         _fx_free_rR17K_form__kdeftyp_t(&(*dst)->u.KDefTyp); break;
      case 37:
         _fx_free_rR25K_form__kdefclosurevars_t(&(*dst)->u.KDefClosureVars); break;
      default:
         ;
      }
      fx_free(*dst);
   }
   *dst = 0;
}

static void _fx_free_R14Ast__pragmas_t(struct _fx_R14Ast__pragmas_t* dst)
{
   _fx_free_LT2SR10Ast__loc_t(&dst->pragma_clibs);
}

static void _fx_copy_R14Ast__pragmas_t(struct _fx_R14Ast__pragmas_t* src, struct _fx_R14Ast__pragmas_t* dst)
{
   dst->pragma_cpp = src->pragma_cpp;
   FX_COPY_PTR(src->pragma_clibs, &dst->pragma_clibs);
}

static void _fx_make_R14Ast__pragmas_t(
   bool r_pragma_cpp,
   struct _fx_LT2SR10Ast__loc_t_data_t* r_pragma_clibs,
   struct _fx_R14Ast__pragmas_t* fx_result)
{
   fx_result->pragma_cpp = r_pragma_cpp;
   FX_COPY_PTR(r_pragma_clibs, &fx_result->pragma_clibs);
}

static void _fx_free_R17K_form__kmodule_t(struct _fx_R17K_form__kmodule_t* dst)
{
   fx_free_str(&dst->km_cname);
   _fx_free_LN14K_form__kexp_t(&dst->km_top);
   fx_free_list_simple(&dst->km_deps);
   _fx_free_R14Ast__pragmas_t(&dst->km_pragmas);
}

static void _fx_copy_R17K_form__kmodule_t(struct _fx_R17K_form__kmodule_t* src, struct _fx_R17K_form__kmodule_t* dst)
{
   dst->km_name = src->km_name;
   dst->km_idx = src->km_idx;
   dst->km_toposort_idx = src->km_toposort_idx;
   fx_copy_str(&src->km_cname, &dst->km_cname);
   FX_COPY_PTR(src->km_top, &dst->km_top);
   FX_COPY_PTR(src->km_deps, &dst->km_deps);
   dst->km_skip = src->km_skip;
   dst->km_main = src->km_main;
   _fx_copy_R14Ast__pragmas_t(&src->km_pragmas, &dst->km_pragmas);
}

static void _fx_make_R17K_form__kmodule_t(
   struct _fx_R9Ast__id_t* r_km_name,
   int_ r_km_idx,
   int_ r_km_toposort_idx,
   fx_str_t* r_km_cname,
   struct _fx_LN14K_form__kexp_t_data_t* r_km_top,
   struct _fx_Li_data_t* r_km_deps,
   bool r_km_skip,
   bool r_km_main,
   struct _fx_R14Ast__pragmas_t* r_km_pragmas,
   struct _fx_R17K_form__kmodule_t* fx_result)
{
   fx_result->km_name = *r_km_name;
   fx_result->km_idx = r_km_idx;
   fx_result->km_toposort_idx = r_km_toposort_idx;
   fx_copy_str(r_km_cname, &fx_result->km_cname);
   FX_COPY_PTR(r_km_top, &fx_result->km_top);
   FX_COPY_PTR(r_km_deps, &fx_result->km_deps);
   fx_result->km_skip = r_km_skip;
   fx_result->km_main = r_km_main;
   _fx_copy_R14Ast__pragmas_t(r_km_pragmas, &fx_result->km_pragmas);
}

static void _fx_free_LR17K_form__kmodule_t(struct _fx_LR17K_form__kmodule_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LR17K_form__kmodule_t, _fx_free_R17K_form__kmodule_t);
}

static int _fx_cons_LR17K_form__kmodule_t(
   struct _fx_R17K_form__kmodule_t* hd,
   struct _fx_LR17K_form__kmodule_t_data_t* tl,
   bool addref_tl,
   struct _fx_LR17K_form__kmodule_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LR17K_form__kmodule_t, _fx_copy_R17K_form__kmodule_t);
}

static void _fx_free_LLN14K_form__kexp_t(struct _fx_LLN14K_form__kexp_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LLN14K_form__kexp_t, _fx_free_LN14K_form__kexp_t);
}

static int _fx_cons_LLN14K_form__kexp_t(
   struct _fx_LN14K_form__kexp_t_data_t* hd,
   struct _fx_LLN14K_form__kexp_t_data_t* tl,
   bool addref_tl,
   struct _fx_LLN14K_form__kexp_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LLN14K_form__kexp_t, FX_COPY_PTR);
}

static void _fx_free_Nt6option1Nt10Hashset__t1R9Ast__id_t(struct _fx_Nt6option1Nt10Hashset__t1R9Ast__id_t* dst)
{
   switch (dst->tag) {
   case 2:
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&dst->u.Some); break;
   default:
      ;
   }
   dst->tag = 0;
}

static void _fx_copy_Nt6option1Nt10Hashset__t1R9Ast__id_t(
   struct _fx_Nt6option1Nt10Hashset__t1R9Ast__id_t* src,
   struct _fx_Nt6option1Nt10Hashset__t1R9Ast__id_t* dst)
{
   dst->tag = src->tag;
   switch (src->tag) {
   case 2:
      FX_COPY_PTR(src->u.Some, &dst->u.Some); break;
   default:
      dst->u = src->u;
   }
}

static void _fx_free_rNt10Hashset__t1R9Ast__id_t(struct _fx_rNt10Hashset__t1R9Ast__id_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rNt10Hashset__t1R9Ast__id_t, _fx_free_Nt10Hashset__t1R9Ast__id_t);
}

static int _fx_make_rNt10Hashset__t1R9Ast__id_t(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* arg,
   struct _fx_rNt10Hashset__t1R9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rNt10Hashset__t1R9Ast__id_t, FX_COPY_PTR);
}

static void _fx_free_rRt6Map__t2R9Ast__id_tR9Ast__id_t(struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t** dst)
{
   FX_FREE_REF_IMPL(_fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t, _fx_free_Rt6Map__t2R9Ast__id_tR9Ast__id_t);
}

static int _fx_make_rRt6Map__t2R9Ast__id_tR9Ast__id_t(
   struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t* arg,
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_REF_IMPL(_fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t, _fx_copy_Rt6Map__t2R9Ast__id_tR9Ast__id_t);
}

static void _fx_free_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB(struct _fx_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB* dst)
{
   _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&dst->t0);
}

static void _fx_copy_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB(
   struct _fx_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB* src,
   struct _fx_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB* dst)
{
   FX_COPY_PTR(src->t0, &dst->t0);
   dst->t1 = src->t1;
}

static void _fx_make_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB(
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* t0,
   bool t1,
   struct _fx_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB* fx_result)
{
   FX_COPY_PTR(t0, &fx_result->t0);
   fx_result->t1 = t1;
}

static void _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(struct _fx_LT2R9Ast__id_tN14K_form__kexp_t_data_t** dst)
{
   FX_FREE_LIST_IMPL(_fx_LT2R9Ast__id_tN14K_form__kexp_t, _fx_free_T2R9Ast__id_tN14K_form__kexp_t);
}

static int _fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(
   struct _fx_T2R9Ast__id_tN14K_form__kexp_t* hd,
   struct _fx_LT2R9Ast__id_tN14K_form__kexp_t_data_t* tl,
   bool addref_tl,
   struct _fx_LT2R9Ast__id_tN14K_form__kexp_t_data_t** fx_result)
{
   FX_MAKE_LIST_IMPL(_fx_LT2R9Ast__id_tN14K_form__kexp_t, _fx_copy_T2R9Ast__id_tN14K_form__kexp_t);
}

_fx_Nt6option1FPv3N14K_form__atom_tR10Ast__loc_tR22K_form__k_fold_callb_t _fx_g21K_remove_unused__None = 0;
_fx_Nt6option1FPN14K_form__atom_t3N14K_form__atom_tR10Ast__loc_tR17K_form__k_callb_t _fx_g23K_remove_unused__None1_ = 0;
_fx_Nt6option1Nt10Hashset__t1R9Ast__id_t _fx_g23K_remove_unused__None2_ = { 1 };
_fx_Nt6option1R9Ast__id_t _fx_g23K_remove_unused__None3_ = { 1 };
_fx_N12Map__color_t _fx_g20K_remove_unused__Red = { 1 };
_fx_N12Map__color_t _fx_g22K_remove_unused__Black = { 2 };
_fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t _fx_g22K_remove_unused__Empty = 0;
FX_EXTERN_C int _fx_F9make_FailE1S(fx_str_t* arg0, fx_exn_t* fx_result);

FX_EXTERN_C int _fx_M7HashmapFM9makeindexA1i1i(int_ size_0, fx_arr_t* fx_result, void* fx_fv);

FX_EXTERN_C int _fx_F6assertv1B(bool f_0, void* fx_fv);

FX_EXTERN_C int _fx_M7HashsetFM9makeindexA1i1i(int_ size_0, fx_arr_t* fx_result, void* fx_fv);

FX_EXTERN_C int _fx_M15K_remove_unusedFM4add_v3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_R9Ast__id_t* k_0,
   uint64_t hv_0,
   void* fx_fv);

FX_EXTERN_C int _fx_M3AstFM16empty_id_hashsetNt10Hashset__t1RM4id_t1i(
   int_ size0_0,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t** fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M15K_remove_unusedFM7make_fpFPv2N14K_form__kexp_tR22K_form__k_fold_callb_t2rBrNt10Hashset__t1R9Ast__id_t(
   struct _fx_rB_data_t* arg0,
   struct _fx_rNt10Hashset__t1R9Ast__id_t_data_t* arg1,
   struct _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t* fx_result);

static int _fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   struct _fx_R22K_form__k_fold_callb_t* callb_0,
   void* fx_fv);

FX_EXTERN_C int _fx_M15K_remove_unusedFM8pure_funB2R9Ast__id_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* f_0,
   struct _fx_R10Ast__loc_t* loc_0,
   bool* fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M3AstFM6__eq__B2RM4id_tRM4id_t(
   struct _fx_R9Ast__id_t* a_0,
   struct _fx_R9Ast__id_t* b_0,
   bool* fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M6K_formFM6kinfo_N15K_form__kinfo_t2R9Ast__id_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* n_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_N15K_form__kinfo_t* fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M6K_formFM9fold_kexpv2N14K_form__kexp_tRM14k_fold_callb_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   struct _fx_R22K_form__k_fold_callb_t* callb_0,
   void* fx_fv);

FX_EXTERN_C int _fx_M6K_formFM7used_byNt10Hashset__t1R9Ast__id_t2LN14K_form__kexp_ti(
   struct _fx_LN14K_form__kexp_t_data_t* code_0,
   int_ size0_0,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t** fx_result,
   void* fx_fv);

FX_EXTERN_C_VAL(struct _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t _fx_g16Ast__empty_idmap)
FX_EXTERN_C int
   _fx_M15K_remove_unusedFM7make_fpFPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
   struct _fx_ri_data_t* arg0,
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* arg1,
   bool arg2,
   struct _fx_rB_data_t* arg3,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* arg4,
   struct _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t* fx_result);

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM7make_fpFPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
   struct _fx_ri_data_t* arg0,
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* arg1,
   bool arg2,
   struct _fx_rB_data_t* arg3,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* arg4,
   struct _fx_FPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t*
      fx_result);

FX_EXTERN_C int _fx_M3AstFM2ppS1RM4id_t(struct _fx_R9Ast__id_t* i_0, fx_str_t* fx_result, void* fx_fv);

FX_EXTERN_C int _fx_M3AstFM15get_module_nameRM4id_t1i(int_ m_0, struct _fx_R9Ast__id_t* fx_result, void* fx_fv);

FX_EXTERN_C int _fx_M3AstFM11compile_errE2RM5loc_tS(
   struct _fx_R10Ast__loc_t* loc_0,
   fx_str_t* msg_0,
   fx_exn_t* fx_result,
   void* fx_fv);

static int _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   struct _fx_R17K_form__k_callb_t* callb_0,
   struct _fx_N14K_form__kexp_t_data_t** fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M3AstFM11get_orig_idRM4id_t1RM4id_t(
   struct _fx_R9Ast__id_t* i_0,
   struct _fx_R9Ast__id_t* fx_result,
   void* fx_fv);

FX_EXTERN_C_VAL(struct _fx_R9Ast__id_t _fx_g23Ast__std__fold_result__)
FX_EXTERN_C int _fx_M6K_formFM7KDefValN14K_form__kexp_t3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* arg0,
   struct _fx_N14K_form__kexp_t_data_t* arg1,
   struct _fx_R10Ast__loc_t* arg2,
   struct _fx_N14K_form__kexp_t_data_t** fx_result);

FX_EXTERN_C int _fx_M6K_formFM8get_kvalRM9kdefval_t2R9Ast__id_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* n_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_R17K_form__kdefval_t* fx_result,
   void* fx_fv);

FX_EXTERN_C_VAL(struct _fx_R18Options__options_t _fx_g12Options__opt)
FX_EXTERN_C int _fx_M6K_formFM13is_val_globalB1R16Ast__val_flags_t(
   struct _fx_R16Ast__val_flags_t* flags_0,
   bool* fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M3AstFM15compile_warningv2RM5loc_tS(struct _fx_R10Ast__loc_t* loc_0, fx_str_t* msg_0, void* fx_fv);

FX_EXTERN_C int _fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(
   struct _fx_R10Ast__loc_t* arg0,
   struct _fx_N14K_form__kexp_t_data_t** fx_result);

FX_EXTERN_C int _fx_M3AstFM15is_global_scopeB1LN12Ast__scope_t(
   struct _fx_LN12Ast__scope_t_data_t* sc_0,
   bool* fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M6K_formFM10rcode2kexpN14K_form__kexp_t2LN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_LN14K_form__kexp_t_data_t* code_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_N14K_form__kexp_t_data_t** fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M6K_formFM9code2kexpN14K_form__kexp_t2LN14K_form__kexp_tR10Ast__loc_t(
   struct _fx_LN14K_form__kexp_t_data_t* code_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_N14K_form__kexp_t_data_t** fx_result,
   void* fx_fv);

FX_EXTERN_C int _fx_M6K_formFM9walk_kexpN14K_form__kexp_t2N14K_form__kexp_tRM9k_callb_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   struct _fx_R17K_form__k_callb_t* callb_0,
   struct _fx_N14K_form__kexp_t_data_t** fx_result,
   void* fx_fv);

static int
   _fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
   struct _fx_LN14K_form__kexp_t_data_t* code_0,
   struct _fx_LN14K_form__kexp_t_data_t* result_0,
   struct _fx_R17K_form__k_callb_t* callb_0,
   struct _fx_ri_data_t* curr_m_idx_ref_0,
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* fold_pairs_ref_0,
   bool initial_0,
   struct _fx_rB_data_t* is_main_ref_0,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* used_somewhere_0,
   struct _fx_LN14K_form__kexp_t_data_t** fx_result,
   void* fx_fv);

FX_EXTERN_C_VAL(struct _fx_R9Ast__id_t _fx_g9Ast__noid)
FX_EXTERN_C int _fx_M3AstFM6get_idRM4id_t1S(fx_str_t* s_0, struct _fx_R9Ast__id_t* fx_result, void* fx_fv);

FX_EXTERN_C int _fx_M3AstFM17calc_sets_closurei3iLRM4id_tNt10Hashmap__t2RM4id_tNt10Hashset__t1RM4id_t(
   int_ iters_0,
   struct _fx_LR9Ast__id_t_data_t* all_ids_0,
   struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t* all_sets_0,
   int_* fx_result,
   void* fx_fv);

typedef struct {
   int_ rc;
   fx_free_t free_f;
   struct _fx_rB_data_t* t0;
   struct _fx_rNt10Hashset__t1R9Ast__id_t_data_t* t1;
} _fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t_cldata_t;

FX_EXTERN_C void _fx_free_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t(
   _fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t_cldata_t* dst)
{
   FX_FREE_REF_SIMPLE(&dst->t0);
   _fx_free_rNt10Hashset__t1R9Ast__id_t(&dst->t1);
   fx_free(dst);
}

typedef struct {
   int_ rc;
   fx_free_t free_f;
   struct _fx_ri_data_t* t0;
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* t1;
   bool t2;
   struct _fx_rB_data_t* t3;
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* t4;
} _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_cldata_t;

FX_EXTERN_C void _fx_free_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(
   _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_cldata_t* dst)
{
   FX_FREE_REF_SIMPLE(&dst->t0);
   _fx_free_rRt6Map__t2R9Ast__id_tR9Ast__id_t(&dst->t1);
   FX_FREE_REF_SIMPLE(&dst->t3);
   _fx_free_Nt10Hashset__t1R9Ast__id_t(&dst->t4);
   fx_free(dst);
}

typedef struct {
   int_ rc;
   fx_free_t free_f;
   struct _fx_ri_data_t* t0;
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* t1;
   bool t2;
   struct _fx_rB_data_t* t3;
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* t4;
} _fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t_cldata_t;

FX_EXTERN_C void
   _fx_free_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
   _fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t_cldata_t*
      dst)
{
   FX_FREE_REF_SIMPLE(&dst->t0);
   _fx_free_rRt6Map__t2R9Ast__id_tR9Ast__id_t(&dst->t1);
   FX_FREE_REF_SIMPLE(&dst->t3);
   _fx_free_Nt10Hashset__t1R9Ast__id_t(&dst->t4);
   fx_free(dst);
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM4SomeNt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(
   struct _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t* arg0,
   struct _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t_data_t** fx_result)
{
   FX_MAKE_RECURSIVE_VARIANT_IMPL_START(_fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t);
   FX_COPY_FP(arg0, &v->u.Some);
   return 0;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM4SomeNt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(
   struct _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t* arg0,
   struct _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t_data_t** fx_result)
{
   FX_MAKE_RECURSIVE_VARIANT_IMPL_START(_fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t);
   FX_COPY_FP(arg0, &v->u.Some);
   return 0;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM4SomeNt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(
   struct _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t* arg0,
   struct _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_data_t** fx_result)
{
   FX_MAKE_RECURSIVE_VARIANT_IMPL_START(_fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t);
   FX_COPY_FP(arg0, &v->u.Some);
   return 0;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM4SomeNt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t(
   struct _fx_FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t* arg0,
   struct _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t_data_t** fx_result)
{
   FX_MAKE_RECURSIVE_VARIANT_IMPL_START(_fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t);
   FX_COPY_FP(arg0, &v->u.Some);
   return 0;
}

FX_EXTERN_C void _fx_M15K_remove_unusedFM4SomeNt6option1Nt10Hashset__t1R9Ast__id_t1Nt10Hashset__t1R9Ast__id_t(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* arg0,
   struct _fx_Nt6option1Nt10Hashset__t1R9Ast__id_t* fx_result)
{
   fx_result->tag = 2;
   FX_COPY_PTR(arg0, &fx_result->u.Some);
}

FX_EXTERN_C void _fx_M15K_remove_unusedFM4SomeNt6option1R9Ast__id_t1R9Ast__id_t(
   struct _fx_R9Ast__id_t* arg0,
   struct _fx_Nt6option1R9Ast__id_t* fx_result)
{
   fx_result->tag = 2;
   fx_result->u.Some = *arg0;
}

FX_EXTERN_C int_ _fx_M15K_remove_unusedFM6lengthi1LN14K_form__kexp_t(struct _fx_LN14K_form__kexp_t_data_t* l, void* fx_fv)
{
   
return fx_list_length(l);

}

FX_EXTERN_C void _fx_M15K_remove_unusedFM5link2LN14K_form__kexp_t2LN14K_form__kexp_tLN14K_form__kexp_t(
   struct _fx_LN14K_form__kexp_t_data_t* l1,
   struct _fx_LN14K_form__kexp_t_data_t* l2,
   struct _fx_LN14K_form__kexp_t_data_t** fx_result,
   void* fx_fv)
{
   
fx_link_lists(l1, l2, fx_result);

}

FX_EXTERN_C int _fx_M15K_remove_unusedFM6concatLN14K_form__kexp_t1LLN14K_form__kexp_t(
   struct _fx_LLN14K_form__kexp_t_data_t* ll_0,
   struct _fx_LN14K_form__kexp_t_data_t** fx_result,
   void* fx_fv)
{
   _fx_LN14K_form__kexp_t __fold_result___0 = 0;
   _fx_LLN14K_form__kexp_t __fold_result___1 = 0;
   _fx_LLN14K_form__kexp_t v_0 = 0;
   int fx_status = 0;
   _fx_LLN14K_form__kexp_t lst_0 = ll_0;
   for (; lst_0; lst_0 = lst_0->tl) {
      _fx_LLN14K_form__kexp_t r_0 = 0;
      _fx_LN14K_form__kexp_t a_0 = lst_0->hd;
      FX_COPY_PTR(__fold_result___1, &r_0);
      FX_CALL(_fx_cons_LLN14K_form__kexp_t(a_0, r_0, false, &r_0), _fx_catch_0);
      _fx_free_LLN14K_form__kexp_t(&__fold_result___1);
      FX_COPY_PTR(r_0, &__fold_result___1);

   _fx_catch_0: ;
      if (r_0) {
         _fx_free_LLN14K_form__kexp_t(&r_0);
      }
      FX_CHECK_EXN(_fx_cleanup);
   }
   FX_COPY_PTR(__fold_result___1, &v_0);
   _fx_LLN14K_form__kexp_t lst_1 = v_0;
   for (; lst_1; lst_1 = lst_1->tl) {
      _fx_LN14K_form__kexp_t s_0 = 0;
      _fx_LN14K_form__kexp_t v_1 = 0;
      _fx_LN14K_form__kexp_t l_0 = lst_1->hd;
      FX_COPY_PTR(__fold_result___0, &s_0);
      if (l_0 == 0) {
         FX_COPY_PTR(s_0, &v_1);
      }
      else if (s_0 == 0) {
         FX_COPY_PTR(l_0, &v_1);
      }
      else {
         _fx_LN14K_form__kexp_t v_2 = 0;
         _fx_LN14K_form__kexp_t lstend_0 = 0;
         _fx_LN14K_form__kexp_t lst_2 = l_0;
         for (; lst_2; lst_2 = lst_2->tl) {
            _fx_N14K_form__kexp_t x_0 = lst_2->hd;
            _fx_LN14K_form__kexp_t node_0 = 0;
            FX_CALL(_fx_cons_LN14K_form__kexp_t(x_0, 0, false, &node_0), _fx_catch_1);
            FX_LIST_APPEND(v_2, lstend_0, node_0);

         _fx_catch_1: ;
            FX_CHECK_EXN(_fx_catch_2);
         }
         _fx_M15K_remove_unusedFM5link2LN14K_form__kexp_t2LN14K_form__kexp_tLN14K_form__kexp_t(v_2, s_0, &v_1, 0);

      _fx_catch_2: ;
         if (v_2) {
            _fx_free_LN14K_form__kexp_t(&v_2);
         }
      }
      FX_CHECK_EXN(_fx_catch_3);
      _fx_free_LN14K_form__kexp_t(&__fold_result___0);
      FX_COPY_PTR(v_1, &__fold_result___0);

   _fx_catch_3: ;
      if (v_1) {
         _fx_free_LN14K_form__kexp_t(&v_1);
      }
      if (s_0) {
         _fx_free_LN14K_form__kexp_t(&s_0);
      }
      FX_CHECK_EXN(_fx_cleanup);
   }
   FX_COPY_PTR(__fold_result___0, fx_result);

_fx_cleanup: ;
   if (__fold_result___0) {
      _fx_free_LN14K_form__kexp_t(&__fold_result___0);
   }
   if (__fold_result___1) {
      _fx_free_LLN14K_form__kexp_t(&__fold_result___1);
   }
   if (v_0) {
      _fx_free_LLN14K_form__kexp_t(&v_0);
   }
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM1tNt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* arg0,
   int_ arg1,
   int_ arg2,
   int_ arg3,
   fx_arr_t* arg4,
   fx_arr_t* arg5,
   struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_RECURSIVE_VARIANT_IMPL_START(_fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t);
   _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(arg0, &v->u.t.t0);
   v->u.t.t1 = arg1;
   v->u.t.t2 = arg2;
   v->u.t.t3 = arg3;
   fx_copy_arr(arg4, &v->u.t.t4);
   fx_copy_arr(arg5, &v->u.t.t5);
   return 0;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM9add_fast_i4iA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tRt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   int_ tabsz_0,
   fx_arr_t* ht_index_0,
   fx_arr_t* ht_table_0,
   struct _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* entry_0,
   int_* fx_result,
   void* fx_fv)
{
   fx_exn_t v_0 = {0};
   int fx_status = 0;
   int_ idxsz_0 = FX_ARR_SIZE(*ht_index_0, 0);
   uint64_t hv_0 = entry_0->hv;
   uint64_t perturb_0 = hv_0;
   int_ j_0 = (int_)hv_0 & (idxsz_0 - 1);
   bool found_free_slot_0 = false;
   int_ v_1 = idxsz_0 + 14;
   for (int_ i_0 = 0; i_0 < v_1; i_0++) {
      FX_CHKIDX(FX_CHKIDX1(*ht_index_0, 0, j_0), _fx_catch_0);
      int_ tidx_0 = *FX_PTR_1D(int_, *ht_index_0, j_0);
      if (tidx_0 == 0) {
         FX_CHKIDX(FX_CHKIDX1(*ht_index_0, 0, j_0), _fx_catch_0);
         *FX_PTR_1D(int_, *ht_index_0, j_0) = tabsz_0 + 2;
         FX_CHKIDX(FX_CHKIDX1(*ht_table_0, 0, tabsz_0), _fx_catch_0);
         _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* v_2 =
            FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, *ht_table_0, tabsz_0);
         _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(v_2);
         _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(entry_0, v_2);
         found_free_slot_0 = true;
         FX_BREAK(_fx_catch_0);
      }
      perturb_0 = perturb_0 >> 5;
      j_0 = (int_)((uint64_t)(j_0 * 5 + 1) + perturb_0) & (idxsz_0 - 1);

   _fx_catch_0: ;
      FX_CHECK_BREAK();
      FX_CHECK_EXN(_fx_cleanup);
   }
   if (!found_free_slot_0) {
      fx_str_t slit_0 = FX_MAKE_STR("cannot insert element (full Hashtable?!)");
      FX_CALL(_fx_F9make_FailE1S(&slit_0, &v_0), _fx_cleanup);
      FX_THROW(&v_0, true, _fx_cleanup);
   }
   *fx_result = tabsz_0 + 1;

_fx_cleanup: ;
   fx_free_exn(&v_0);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM4growv2Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_ti(
   struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t* self_0,
   int_ new_size_0,
   void* fx_fv)
{
   fx_arr_t ht_table_0 = {0};
   _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t v_0 = {0};
   fx_arr_t new_ht_table_0 = {0};
   fx_arr_t new_ht_index_0 = {0};
   int fx_status = 0;
   fx_copy_arr(&self_0->u.t.t5, &ht_table_0);
   _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&self_0->u.t.t0, &v_0);
   _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* dstptr_0 = 0;
   {
      const int_ shape_0[] = { new_size_0 };
      FX_CALL(
         fx_make_arr(1, shape_0, sizeof(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t),
            (fx_free_t)_fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t,
            (fx_copy_t)_fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, 0, &new_ht_table_0),
         _fx_cleanup);
   }
   dstptr_0 = (_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t*)new_ht_table_0.data;
   for (int_ i_0 = 0; i_0 < new_size_0; i_0++, dstptr_0++) {
      _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&v_0, dstptr_0);
   }
   FX_CALL(_fx_M7HashmapFM9makeindexA1i1i(new_size_0 * 2, &new_ht_index_0, 0), _fx_cleanup);
   int_ tabsz_0 = 0;
   int_ v_1 = self_0->u.t.t2;
   for (int_ j_0 = 0; j_0 < v_1; j_0++) {
      _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t v_2 = {0};
      FX_CHKIDX(FX_CHKIDX1(ht_table_0, 0, j_0), _fx_catch_0);
      if (FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, ht_table_0, j_0)->hv <
             9223372036854775808ULL) {
         FX_CHKIDX(FX_CHKIDX1(ht_table_0, 0, j_0), _fx_catch_0);
         _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
            FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, ht_table_0, j_0), &v_2);
         int_ v_3;
         FX_CALL(
            _fx_M15K_remove_unusedFM9add_fast_i4iA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tRt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
               tabsz_0, &new_ht_index_0, &new_ht_table_0, &v_2, &v_3, 0), _fx_catch_0);
         tabsz_0 = v_3;
      }

   _fx_catch_0: ;
      _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&v_2);
      FX_CHECK_EXN(_fx_cleanup);
   }
   fx_arr_t* v_4 = &self_0->u.t.t4;
   FX_FREE_ARR(v_4);
   fx_copy_arr(&new_ht_index_0, v_4);
   fx_arr_t* v_5 = &self_0->u.t.t5;
   FX_FREE_ARR(v_5);
   fx_copy_arr(&new_ht_table_0, v_5);
   self_0->u.t.t2 = tabsz_0;
   self_0->u.t.t3 = 0;

_fx_cleanup: ;
   FX_FREE_ARR(&ht_table_0);
   _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&v_0);
   FX_FREE_ARR(&new_ht_table_0);
   FX_FREE_ARR(&new_ht_index_0);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM9find_idx_Ta2i2Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_R9Ast__id_t* k_0,
   struct _fx_Ta2i* fx_result,
   void* fx_fv)
{
   fx_arr_t v_0 = {0};
   int fx_status = 0;
   uint64_t __fold_result___0 = 14695981039346656037ULL;
   uint64_t h_0 = __fold_result___0 ^ ((uint64_t)k_0->m ^ 14695981039346656037ULL);
   __fold_result___0 = h_0 * 1099511628211ULL;
   uint64_t h_1 = __fold_result___0 ^ ((uint64_t)k_0->i ^ 14695981039346656037ULL);
   __fold_result___0 = h_1 * 1099511628211ULL;
   uint64_t h_2 = __fold_result___0 ^ ((uint64_t)k_0->j ^ 14695981039346656037ULL);
   __fold_result___0 = h_2 * 1099511628211ULL;
   uint64_t hv_0 = __fold_result___0 & 9223372036854775807ULL;
   fx_copy_arr(&self_0->u.t.t4, &v_0);
   int_ idxsz_0 = FX_ARR_SIZE(v_0, 0);
   uint64_t perturb_0 = hv_0;
   int_ found_0 = -1;
   int_ j_0 = (int_)hv_0 & (idxsz_0 - 1);
   int_ v_1 = idxsz_0 + 14;
   for (int_ i_0 = 0; i_0 < v_1; i_0++) {
      _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t entry_0 = {0};
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, j_0), _fx_catch_0);
      int_ tidx_0 = *FX_PTR_1D(int_, self_0->u.t.t4, j_0);
      if (tidx_0 >= 2) {
         int_ v_2 = tidx_0 - 2;
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, v_2), _fx_catch_0);
         _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
            FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, self_0->u.t.t5, v_2), &entry_0);
         bool t_0;
         if (entry_0.hv == hv_0) {
            _fx_R9Ast__id_t v_3 = entry_0.key;
            bool __fold_result___1 = true;
            bool t_1;
            if (v_3.m == k_0->m) {
               t_1 = __fold_result___1;
            }
            else {
               t_1 = false;
            }
            __fold_result___1 = t_1;
            bool t_2;
            if (v_3.i == k_0->i) {
               t_2 = __fold_result___1;
            }
            else {
               t_2 = false;
            }
            __fold_result___1 = t_2;
            bool t_3;
            if (v_3.j == k_0->j) {
               t_3 = __fold_result___1;
            }
            else {
               t_3 = false;
            }
            __fold_result___1 = t_3;
            t_0 = __fold_result___1;
         }
         else {
            t_0 = false;
         }
         if (t_0) {
            found_0 = tidx_0 - 2; FX_BREAK(_fx_catch_0);
         }
      }
      else if (tidx_0 == 0) {
         FX_BREAK(_fx_catch_0);
      }
      perturb_0 = perturb_0 >> 5;
      j_0 = (int_)((uint64_t)(j_0 * 5 + 1) + perturb_0) & (idxsz_0 - 1);

   _fx_catch_0: ;
      _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&entry_0);
      FX_CHECK_BREAK();
      FX_CHECK_EXN(_fx_cleanup);
   }
   _fx_Ta2i tup_0 = { j_0, found_0 };
   *fx_result = tup_0;

_fx_cleanup: ;
   FX_FREE_ARR(&v_0);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM18find_idx_or_inserti2Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_R9Ast__id_t* k_0,
   int_* fx_result,
   void* fx_fv)
{
   fx_arr_t v_0 = {0};
   fx_arr_t v_1 = {0};
   _fx_Nt10Hashset__t1R9Ast__id_t v_2 = 0;
   _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t v_3 = {0};
   fx_exn_t v_4 = {0};
   int fx_status = 0;
   uint64_t __fold_result___0 = 14695981039346656037ULL;
   uint64_t h_0 = __fold_result___0 ^ ((uint64_t)k_0->m ^ 14695981039346656037ULL);
   __fold_result___0 = h_0 * 1099511628211ULL;
   uint64_t h_1 = __fold_result___0 ^ ((uint64_t)k_0->i ^ 14695981039346656037ULL);
   __fold_result___0 = h_1 * 1099511628211ULL;
   uint64_t h_2 = __fold_result___0 ^ ((uint64_t)k_0->j ^ 14695981039346656037ULL);
   __fold_result___0 = h_2 * 1099511628211ULL;
   uint64_t hv_0 = __fold_result___0 & 9223372036854775807ULL;
   fx_copy_arr(&self_0->u.t.t4, &v_0);
   int_ idxsz_0 = FX_ARR_SIZE(v_0, 0);
   if (self_0->u.t.t1 + 1 > idxsz_0 >> 1) {
      while (idxsz_0 < (self_0->u.t.t1 + 1) * 2) {
         idxsz_0 = idxsz_0 * 2;
      }
      FX_CALL(
         _fx_M15K_remove_unusedFM4growv2Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_ti(self_0,
            fx_maxi(idxsz_0 / 2, self_0->u.t.t1 + 1), 0), _fx_cleanup);
   }
   uint64_t perturb_0 = hv_0;
   int_ found_0 = -1;
   int_ insert_idx_0 = -1;
   int_ j_0 = (int_)hv_0 & (idxsz_0 - 1);
   int_ v_5 = idxsz_0 + 14;
   for (int_ i_0 = 0; i_0 < v_5; i_0++) {
      _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t entry_0 = {0};
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, j_0), _fx_catch_0);
      int_ tidx_0 = *FX_PTR_1D(int_, self_0->u.t.t4, j_0);
      if (tidx_0 >= 2) {
         int_ v_6 = tidx_0 - 2;
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, v_6), _fx_catch_0);
         _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
            FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, self_0->u.t.t5, v_6), &entry_0);
         bool t_0;
         if (entry_0.hv == hv_0) {
            _fx_R9Ast__id_t v_7 = entry_0.key;
            bool __fold_result___1 = true;
            bool t_1;
            if (v_7.m == k_0->m) {
               t_1 = __fold_result___1;
            }
            else {
               t_1 = false;
            }
            __fold_result___1 = t_1;
            bool t_2;
            if (v_7.i == k_0->i) {
               t_2 = __fold_result___1;
            }
            else {
               t_2 = false;
            }
            __fold_result___1 = t_2;
            bool t_3;
            if (v_7.j == k_0->j) {
               t_3 = __fold_result___1;
            }
            else {
               t_3 = false;
            }
            __fold_result___1 = t_3;
            t_0 = __fold_result___1;
         }
         else {
            t_0 = false;
         }
         if (t_0) {
            found_0 = tidx_0 - 2; FX_BREAK(_fx_catch_0);
         }
      }
      else if (tidx_0 == 0) {
         if (insert_idx_0 < 0) {
            insert_idx_0 = j_0;
         }
         FX_BREAK(_fx_catch_0);
      }
      else {
         bool t_4;
         if (tidx_0 == 1) {
            t_4 = insert_idx_0 < 0;
         }
         else {
            t_4 = false;
         }
         if (t_4) {
            insert_idx_0 = j_0;
         }
      }
      perturb_0 = perturb_0 >> 5;
      j_0 = (int_)((uint64_t)(j_0 * 5 + 1) + perturb_0) & (idxsz_0 - 1);

   _fx_catch_0: ;
      _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&entry_0);
      FX_CHECK_BREAK();
      FX_CHECK_EXN(_fx_cleanup);
   }
   if (found_0 >= 0) {
      bool t_5;
      if (insert_idx_0 >= 0) {
         t_5 = insert_idx_0 != j_0;
      }
      else {
         t_5 = false;
      }
      if (t_5) {
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, insert_idx_0), _fx_cleanup);
         *FX_PTR_1D(int_, self_0->u.t.t4, insert_idx_0) = found_0 + 2;
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, j_0), _fx_cleanup);
         *FX_PTR_1D(int_, self_0->u.t.t4, j_0) = 1;
      }
   }
   else if (insert_idx_0 >= 0) {
      found_0 = self_0->u.t.t3 - 1;
      if (found_0 >= 0) {
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, found_0), _fx_cleanup);
         self_0->u.t.t3 =
            (int_)
               (FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, self_0->u.t.t5, found_0)->hv &
                  9223372036854775807ULL);
      }
      else {
         found_0 = self_0->u.t.t2;
         self_0->u.t.t2 = self_0->u.t.t2 + 1;
         fx_copy_arr(&self_0->u.t.t5, &v_1);
         FX_CALL(_fx_F6assertv1B(found_0 < FX_ARR_SIZE(v_1, 0), 0), _fx_cleanup);
      }
      FX_COPY_PTR(self_0->u.t.t0.data, &v_2);
      _fx_make_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(hv_0, k_0, v_2, &v_3);
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, found_0), _fx_cleanup);
      _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* v_8 =
         FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, self_0->u.t.t5, found_0);
      _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(v_8);
      _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&v_3, v_8);
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, insert_idx_0), _fx_cleanup);
      *FX_PTR_1D(int_, self_0->u.t.t4, insert_idx_0) = found_0 + 2;
      self_0->u.t.t1 = self_0->u.t.t1 + 1;
   }
   else {
      fx_str_t slit_0 = FX_MAKE_STR("cannot insert element (full Hashtable?!)");
      FX_CALL(_fx_F9make_FailE1S(&slit_0, &v_4), _fx_cleanup);
      FX_THROW(&v_4, true, _fx_cleanup);
   }
   *fx_result = found_0;

_fx_cleanup: ;
   FX_FREE_ARR(&v_0);
   FX_FREE_ARR(&v_1);
   if (v_2) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&v_2);
   }
   _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&v_3);
   fx_free_exn(&v_4);
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM1tNt10Hashset__t1R9Ast__id_t6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(
   struct _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* arg0,
   int_ arg1,
   int_ arg2,
   int_ arg3,
   fx_arr_t* arg4,
   fx_arr_t* arg5,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_RECURSIVE_VARIANT_IMPL_START(_fx_Nt10Hashset__t1R9Ast__id_t);
   v->u.t.t0 = *arg0;
   v->u.t.t1 = arg1;
   v->u.t.t2 = arg2;
   v->u.t.t3 = arg3;
   fx_copy_arr(arg4, &v->u.t.t4);
   fx_copy_arr(arg5, &v->u.t.t5);
   return 0;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM8compressNt10Hashset__t1R9Ast__id_t1Nt10Hashset__t1R9Ast__id_t(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t** fx_result,
   void* fx_fv)
{
   fx_arr_t v_0 = {0};
   fx_arr_t v_1 = {0};
   _fx_Nt10Hashset__t1R9Ast__id_t result_0 = 0;
   fx_arr_t table_0 = {0};
   int fx_status = 0;
   int_ nactive_0 = self_0->u.t.t1;
   _fx_R9Ast__id_t v_2 = self_0->u.t.t0.key;
   int_ size_0 = 8;
   while (size_0 < nactive_0) {
      size_0 = size_0 * 2;
   }
   int_ idxsize_0 = size_0 * 2;
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t entry0_0 = { 0ULL, v_2 };
   FX_CALL(_fx_M7HashsetFM9makeindexA1i1i(idxsize_0, &v_0, 0), _fx_cleanup);
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* dstptr_0 = 0;
   int_ n_0 = size_0;
   {
      const int_ shape_0[] = { n_0 };
      FX_CALL(fx_make_arr(1, shape_0, sizeof(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t), 0, 0, 0, &v_1), _fx_cleanup);
   }
   dstptr_0 = (_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t*)v_1.data;
   for (int_ i_0 = 0; i_0 < n_0; i_0++, dstptr_0++) {
      *dstptr_0 = entry0_0;
   }
   FX_CALL(
      _fx_M15K_remove_unusedFM1tNt10Hashset__t1R9Ast__id_t6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(
         &entry0_0, 0, 0, 0, &v_0, &v_1, &result_0), _fx_cleanup);
   fx_copy_arr(&self_0->u.t.t5, &table_0);
   int_ v_3 = self_0->u.t.t2;
   for (int_ i_1 = 0; i_1 < v_3; i_1++) {
      FX_CHKIDX(FX_CHKIDX1(table_0, 0, i_1), _fx_catch_0);
      if (FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, i_1)->hv < 9223372036854775808ULL) {
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, i_1), _fx_catch_0);
         _fx_R9Ast__id_t v_4 = FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, i_1)->key;
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, i_1), _fx_catch_0);
         FX_CALL(
            _fx_M15K_remove_unusedFM4add_v3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(result_0, &v_4,
               FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, i_1)->hv, 0), _fx_catch_0);
      }

   _fx_catch_0: ;
      FX_CHECK_EXN(_fx_cleanup);
   }
   FX_COPY_PTR(result_0, fx_result);

_fx_cleanup: ;
   FX_FREE_ARR(&v_0);
   FX_FREE_ARR(&v_1);
   if (result_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&result_0);
   }
   FX_FREE_ARR(&table_0);
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM9add_fast_i4iA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_tRt24Hashset__hashset_entry_t1R9Ast__id_t(
   int_ tabsz_0,
   fx_arr_t* ht_index_0,
   fx_arr_t* ht_table_0,
   struct _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* entry_0,
   int_* fx_result,
   void* fx_fv)
{
   fx_exn_t v_0 = {0};
   int fx_status = 0;
   int_ idxsz_0 = FX_ARR_SIZE(*ht_index_0, 0);
   uint64_t hv_0 = entry_0->hv;
   uint64_t perturb_0 = hv_0;
   int_ j_0 = (int_)hv_0 & (idxsz_0 - 1);
   bool found_free_slot_0 = false;
   int_ v_1 = idxsz_0 + 14;
   for (int_ i_0 = 0; i_0 < v_1; i_0++) {
      FX_CHKIDX(FX_CHKIDX1(*ht_index_0, 0, j_0), _fx_catch_0);
      int_ tidx_0 = *FX_PTR_1D(int_, *ht_index_0, j_0);
      if (tidx_0 == 0) {
         FX_CHKIDX(FX_CHKIDX1(*ht_index_0, 0, j_0), _fx_catch_0);
         *FX_PTR_1D(int_, *ht_index_0, j_0) = tabsz_0 + 2;
         FX_CHKIDX(FX_CHKIDX1(*ht_table_0, 0, tabsz_0), _fx_catch_0);
         *FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, *ht_table_0, tabsz_0) = *entry_0;
         found_free_slot_0 = true;
         FX_BREAK(_fx_catch_0);
      }
      perturb_0 = perturb_0 >> 5;
      j_0 = (int_)((uint64_t)(j_0 * 5 + 1) + perturb_0) & (idxsz_0 - 1);

   _fx_catch_0: ;
      FX_CHECK_BREAK();
      FX_CHECK_EXN(_fx_cleanup);
   }
   if (!found_free_slot_0) {
      fx_str_t slit_0 = FX_MAKE_STR("cannot insert element (full Hashtable?!)");
      FX_CALL(_fx_F9make_FailE1S(&slit_0, &v_0), _fx_cleanup);
      FX_THROW(&v_0, true, _fx_cleanup);
   }
   *fx_result = tabsz_0 + 1;

_fx_cleanup: ;
   fx_free_exn(&v_0);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM4growv2Nt10Hashset__t1R9Ast__id_ti(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   int_ new_size_0,
   void* fx_fv)
{
   fx_arr_t ht_table_0 = {0};
   fx_arr_t new_ht_table_0 = {0};
   fx_arr_t new_ht_index_0 = {0};
   int fx_status = 0;
   fx_copy_arr(&self_0->u.t.t5, &ht_table_0);
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t v_0 = self_0->u.t.t0;
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* dstptr_0 = 0;
   {
      const int_ shape_0[] = { new_size_0 };
      FX_CALL(fx_make_arr(1, shape_0, sizeof(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t), 0, 0, 0, &new_ht_table_0),
         _fx_cleanup);
   }
   dstptr_0 = (_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t*)new_ht_table_0.data;
   for (int_ i_0 = 0; i_0 < new_size_0; i_0++, dstptr_0++) {
      *dstptr_0 = v_0;
   }
   FX_CALL(_fx_M7HashsetFM9makeindexA1i1i(new_size_0 * 2, &new_ht_index_0, 0), _fx_cleanup);
   int_ tabsz_0 = 0;
   int_ v_1 = self_0->u.t.t2;
   for (int_ j_0 = 0; j_0 < v_1; j_0++) {
      FX_CHKIDX(FX_CHKIDX1(ht_table_0, 0, j_0), _fx_catch_0);
      if (FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, ht_table_0, j_0)->hv < 9223372036854775808ULL) {
         FX_CHKIDX(FX_CHKIDX1(ht_table_0, 0, j_0), _fx_catch_0);
         _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t v_2 =
            *FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, ht_table_0, j_0);
         int_ v_3;
         FX_CALL(
            _fx_M15K_remove_unusedFM9add_fast_i4iA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_tRt24Hashset__hashset_entry_t1R9Ast__id_t(
               tabsz_0, &new_ht_index_0, &new_ht_table_0, &v_2, &v_3, 0), _fx_catch_0);
         tabsz_0 = v_3;
      }

   _fx_catch_0: ;
      FX_CHECK_EXN(_fx_cleanup);
   }
   fx_arr_t* v_4 = &self_0->u.t.t4;
   FX_FREE_ARR(v_4);
   fx_copy_arr(&new_ht_index_0, v_4);
   fx_arr_t* v_5 = &self_0->u.t.t5;
   FX_FREE_ARR(v_5);
   fx_copy_arr(&new_ht_table_0, v_5);
   self_0->u.t.t2 = tabsz_0;
   self_0->u.t.t3 = 0;

_fx_cleanup: ;
   FX_FREE_ARR(&ht_table_0);
   FX_FREE_ARR(&new_ht_table_0);
   FX_FREE_ARR(&new_ht_index_0);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM9find_idx_Ta2i3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_R9Ast__id_t* k_0,
   uint64_t hv_0,
   struct _fx_Ta2i* fx_result,
   void* fx_fv)
{
   fx_arr_t v_0 = {0};
   int fx_status = 0;
   fx_copy_arr(&self_0->u.t.t4, &v_0);
   int_ idxsz_0 = FX_ARR_SIZE(v_0, 0);
   uint64_t perturb_0 = hv_0;
   int_ found_0 = -1;
   int_ j_0 = (int_)hv_0 & (idxsz_0 - 1);
   int_ v_1 = idxsz_0 + 14;
   for (int_ i_0 = 0; i_0 < v_1; i_0++) {
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, j_0), _fx_catch_0);
      int_ tidx_0 = *FX_PTR_1D(int_, self_0->u.t.t4, j_0);
      if (tidx_0 >= 2) {
         int_ v_2 = tidx_0 - 2;
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, v_2), _fx_catch_0);
         _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t entry_0 =
            *FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, self_0->u.t.t5, v_2);
         bool t_0;
         if (entry_0.hv == hv_0) {
            _fx_R9Ast__id_t v_3 = entry_0.key;
            bool __fold_result___0 = true;
            bool t_1;
            if (v_3.m == k_0->m) {
               t_1 = __fold_result___0;
            }
            else {
               t_1 = false;
            }
            __fold_result___0 = t_1;
            bool t_2;
            if (v_3.i == k_0->i) {
               t_2 = __fold_result___0;
            }
            else {
               t_2 = false;
            }
            __fold_result___0 = t_2;
            bool t_3;
            if (v_3.j == k_0->j) {
               t_3 = __fold_result___0;
            }
            else {
               t_3 = false;
            }
            __fold_result___0 = t_3;
            t_0 = __fold_result___0;
         }
         else {
            t_0 = false;
         }
         if (t_0) {
            found_0 = tidx_0 - 2; FX_BREAK(_fx_catch_0);
         }
      }
      else if (tidx_0 == 0) {
         FX_BREAK(_fx_catch_0);
      }
      perturb_0 = perturb_0 >> 5;
      j_0 = (int_)((uint64_t)(j_0 * 5 + 1) + perturb_0) & (idxsz_0 - 1);

   _fx_catch_0: ;
      FX_CHECK_BREAK();
      FX_CHECK_EXN(_fx_cleanup);
   }
   _fx_Ta2i tup_0 = { j_0, found_0 };
   *fx_result = tup_0;

_fx_cleanup: ;
   FX_FREE_ARR(&v_0);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_R9Ast__id_t* k_0,
   bool* fx_result,
   void* fx_fv)
{
   int fx_status = 0;
   uint64_t __fold_result___0 = 14695981039346656037ULL;
   uint64_t h_0 = __fold_result___0 ^ ((uint64_t)k_0->m ^ 14695981039346656037ULL);
   __fold_result___0 = h_0 * 1099511628211ULL;
   uint64_t h_1 = __fold_result___0 ^ ((uint64_t)k_0->i ^ 14695981039346656037ULL);
   __fold_result___0 = h_1 * 1099511628211ULL;
   uint64_t h_2 = __fold_result___0 ^ ((uint64_t)k_0->j ^ 14695981039346656037ULL);
   __fold_result___0 = h_2 * 1099511628211ULL;
   _fx_Ta2i v_0;
   FX_CALL(
      _fx_M15K_remove_unusedFM9find_idx_Ta2i3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(self_0, k_0,
         __fold_result___0 & 9223372036854775807ULL, &v_0, 0), _fx_cleanup);
   *fx_result = v_0.t1 >= 0;

_fx_cleanup: ;
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM4add_v3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_R9Ast__id_t* k_0,
   uint64_t hv_0,
   void* fx_fv)
{
   fx_arr_t v_0 = {0};
   fx_arr_t v_1 = {0};
   fx_exn_t v_2 = {0};
   int fx_status = 0;
   fx_copy_arr(&self_0->u.t.t4, &v_0);
   int_ idxsz_0 = FX_ARR_SIZE(v_0, 0);
   if (self_0->u.t.t1 + 1 > idxsz_0 >> 1) {
      while (idxsz_0 < (self_0->u.t.t1 + 1) * 2) {
         idxsz_0 = idxsz_0 * 2;
      }
      FX_CALL(_fx_M15K_remove_unusedFM4growv2Nt10Hashset__t1R9Ast__id_ti(self_0, fx_maxi(idxsz_0 / 2, self_0->u.t.t1 + 1), 0),
         _fx_cleanup);
   }
   uint64_t perturb_0 = hv_0;
   int_ found_0 = -1;
   int_ insert_idx_0 = -1;
   int_ j_0 = (int_)hv_0 & (idxsz_0 - 1);
   int_ v_3 = idxsz_0 + 14;
   for (int_ i_0 = 0; i_0 < v_3; i_0++) {
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, j_0), _fx_catch_0);
      int_ tidx_0 = *FX_PTR_1D(int_, self_0->u.t.t4, j_0);
      if (tidx_0 >= 2) {
         int_ v_4 = tidx_0 - 2;
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, v_4), _fx_catch_0);
         _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t entry_0 =
            *FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, self_0->u.t.t5, v_4);
         bool t_0;
         if (entry_0.hv == hv_0) {
            _fx_R9Ast__id_t v_5 = entry_0.key;
            bool __fold_result___0 = true;
            bool t_1;
            if (v_5.m == k_0->m) {
               t_1 = __fold_result___0;
            }
            else {
               t_1 = false;
            }
            __fold_result___0 = t_1;
            bool t_2;
            if (v_5.i == k_0->i) {
               t_2 = __fold_result___0;
            }
            else {
               t_2 = false;
            }
            __fold_result___0 = t_2;
            bool t_3;
            if (v_5.j == k_0->j) {
               t_3 = __fold_result___0;
            }
            else {
               t_3 = false;
            }
            __fold_result___0 = t_3;
            t_0 = __fold_result___0;
         }
         else {
            t_0 = false;
         }
         if (t_0) {
            found_0 = tidx_0 - 2; FX_BREAK(_fx_catch_0);
         }
      }
      else if (tidx_0 == 0) {
         if (insert_idx_0 < 0) {
            insert_idx_0 = j_0;
         }
         FX_BREAK(_fx_catch_0);
      }
      else {
         bool t_4;
         if (tidx_0 == 1) {
            t_4 = insert_idx_0 < 0;
         }
         else {
            t_4 = false;
         }
         if (t_4) {
            insert_idx_0 = j_0;
         }
      }
      perturb_0 = perturb_0 >> 5;
      j_0 = (int_)((uint64_t)(j_0 * 5 + 1) + perturb_0) & (idxsz_0 - 1);

   _fx_catch_0: ;
      FX_CHECK_BREAK();
      FX_CHECK_EXN(_fx_cleanup);
   }
   if (found_0 >= 0) {
      bool t_5;
      if (insert_idx_0 >= 0) {
         t_5 = insert_idx_0 != j_0;
      }
      else {
         t_5 = false;
      }
      if (t_5) {
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, insert_idx_0), _fx_cleanup);
         *FX_PTR_1D(int_, self_0->u.t.t4, insert_idx_0) = found_0 + 2;
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, j_0), _fx_cleanup);
         *FX_PTR_1D(int_, self_0->u.t.t4, j_0) = 1;
      }
   }
   else if (insert_idx_0 >= 0) {
      found_0 = self_0->u.t.t3 - 1;
      if (found_0 >= 0) {
         FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, found_0), _fx_cleanup);
         self_0->u.t.t3 =
            (int_)
               (FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, self_0->u.t.t5, found_0)->hv & 9223372036854775807ULL);
      }
      else {
         found_0 = self_0->u.t.t2;
         self_0->u.t.t2 = self_0->u.t.t2 + 1;
         fx_copy_arr(&self_0->u.t.t5, &v_1);
         FX_CALL(_fx_F6assertv1B(found_0 < FX_ARR_SIZE(v_1, 0), 0), _fx_cleanup);
      }
      _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t v_6 = { hv_0, *k_0 };
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t5, 0, found_0), _fx_cleanup);
      *FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, self_0->u.t.t5, found_0) = v_6;
      FX_CHKIDX(FX_CHKIDX1(self_0->u.t.t4, 0, insert_idx_0), _fx_cleanup);
      *FX_PTR_1D(int_, self_0->u.t.t4, insert_idx_0) = found_0 + 2;
      self_0->u.t.t1 = self_0->u.t.t1 + 1;
   }
   else {
      fx_str_t slit_0 = FX_MAKE_STR("cannot insert element (full Hashtable?!)");
      FX_CALL(_fx_F9make_FailE1S(&slit_0, &v_2), _fx_cleanup);
      FX_THROW(&v_2, true, _fx_cleanup);
   }

_fx_cleanup: ;
   FX_FREE_ARR(&v_0);
   FX_FREE_ARR(&v_1);
   fx_free_exn(&v_2);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_R9Ast__id_t* k_0,
   void* fx_fv)
{
   int fx_status = 0;
   uint64_t __fold_result___0 = 14695981039346656037ULL;
   uint64_t h_0 = __fold_result___0 ^ ((uint64_t)k_0->m ^ 14695981039346656037ULL);
   __fold_result___0 = h_0 * 1099511628211ULL;
   uint64_t h_1 = __fold_result___0 ^ ((uint64_t)k_0->i ^ 14695981039346656037ULL);
   __fold_result___0 = h_1 * 1099511628211ULL;
   uint64_t h_2 = __fold_result___0 ^ ((uint64_t)k_0->j ^ 14695981039346656037ULL);
   __fold_result___0 = h_2 * 1099511628211ULL;
   FX_CALL(
      _fx_M15K_remove_unusedFM4add_v3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(self_0, k_0,
         __fold_result___0 & 9223372036854775807ULL, 0), _fx_cleanup);

_fx_cleanup: ;
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM9intersectv2Nt10Hashset__t1R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* self_0,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* b_0,
   void* fx_fv)
{
   fx_arr_t table_0 = {0};
   fx_arr_t v_0 = {0};
   fx_arr_t v_1 = {0};
   fx_arr_t v_2 = {0};
   fx_arr_t v_3 = {0};
   _fx_Nt10Hashset__t1R9Ast__id_t tmp_0 = 0;
   fx_arr_t v_4 = {0};
   fx_arr_t v_5 = {0};
   int fx_status = 0;
   fx_copy_arr(&self_0->u.t.t5, &table_0);
   int_ tabsz_0 = self_0->u.t.t2;
   fx_copy_arr(&self_0->u.t.t5, &v_0);
   fx_copy_arr(&b_0->u.t.t5, &v_1);
   _fx_R9Ast__id_t v_6 = self_0->u.t.t0.key;
   int_ size_0 = 8;
   while (size_0 < fx_mini(FX_ARR_SIZE(v_0, 0), FX_ARR_SIZE(v_1, 0))) {
      size_0 = size_0 * 2;
   }
   int_ idxsize_0 = size_0 * 2;
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t entry0_0 = { 0ULL, v_6 };
   FX_CALL(_fx_M7HashsetFM9makeindexA1i1i(idxsize_0, &v_2, 0), _fx_cleanup);
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* dstptr_0 = 0;
   int_ n_0 = size_0;
   {
      const int_ shape_0[] = { n_0 };
      FX_CALL(fx_make_arr(1, shape_0, sizeof(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t), 0, 0, 0, &v_3), _fx_cleanup);
   }
   dstptr_0 = (_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t*)v_3.data;
   for (int_ i_0 = 0; i_0 < n_0; i_0++, dstptr_0++) {
      *dstptr_0 = entry0_0;
   }
   FX_CALL(
      _fx_M15K_remove_unusedFM1tNt10Hashset__t1R9Ast__id_t6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(
         &entry0_0, 0, 0, 0, &v_2, &v_3, &tmp_0), _fx_cleanup);
   fx_copy_arr(&tmp_0->u.t.t5, &v_4);
   fx_arr_t* v_7 = &self_0->u.t.t5;
   FX_FREE_ARR(v_7);
   fx_copy_arr(&v_4, v_7);
   fx_copy_arr(&tmp_0->u.t.t4, &v_5);
   fx_arr_t* v_8 = &self_0->u.t.t4;
   FX_FREE_ARR(v_8);
   fx_copy_arr(&v_5, v_8);
   self_0->u.t.t1 = 0;
   self_0->u.t.t2 = 0;
   self_0->u.t.t3 = 0;
   for (int_ j_0 = 0; j_0 < tabsz_0; j_0++) {
      FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_0);
      bool v_9;
      if (FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->hv < 9223372036854775808ULL) {
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_0);
         _fx_R9Ast__id_t v_10 = FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->key;
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_0);
         _fx_Ta2i v_11;
         FX_CALL(
            _fx_M15K_remove_unusedFM9find_idx_Ta2i3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(b_0, &v_10,
               FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->hv, &v_11, 0), _fx_catch_0);
         v_9 = v_11.t1 >= 0;
      }
      else {
         v_9 = false;
      }
      if (v_9) {
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_0);
         _fx_R9Ast__id_t v_12 = FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->key;
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_0);
         FX_CALL(
            _fx_M15K_remove_unusedFM4add_v3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(self_0, &v_12,
               FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->hv, 0), _fx_catch_0);
      }

   _fx_catch_0: ;
      FX_CHECK_EXN(_fx_cleanup);
   }

_fx_cleanup: ;
   FX_FREE_ARR(&table_0);
   FX_FREE_ARR(&v_0);
   FX_FREE_ARR(&v_1);
   FX_FREE_ARR(&v_2);
   FX_FREE_ARR(&v_3);
   if (tmp_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&tmp_0);
   }
   FX_FREE_ARR(&v_4);
   FX_FREE_ARR(&v_5);
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
   struct _fx_N12Map__color_t* arg0,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* arg1,
   struct _fx_R9Ast__id_t* arg2,
   struct _fx_R9Ast__id_t* arg3,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* arg4,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t** fx_result)
{
   FX_MAKE_RECURSIVE_VARIANT_IMPL_START(_fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t);
   v->u.Node.t0 = *arg0;
   FX_COPY_PTR(arg1, &v->u.Node.t1);
   v->u.Node.t2 = *arg2;
   v->u.Node.t3 = *arg3;
   FX_COPY_PTR(arg4, &v->u.Node.t4);
   return 0;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM12balance_leftNt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* l_0,
   struct _fx_R9Ast__id_t* xk_0,
   struct _fx_R9Ast__id_t* xd_0,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* r_0,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t** fx_result,
   void* fx_fv)
{
   int fx_status = 0;
   if ((l_0 != 0) + 1 == 2) {
      _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
         vcase_0 = &l_0->u.Node;
      if (vcase_0->t0.tag == 1) {
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_0 = vcase_0->t1;
         if ((v_0 != 0) + 1 == 2) {
            _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
               vcase_1 = &v_0->u.Node;
            if (vcase_1->t0.tag == 1) {
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_1 = 0;
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_2 = 0;
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, vcase_1->t1, &vcase_1->t2, &vcase_1->t3, vcase_1->t4, &v_1), _fx_catch_0);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, vcase_0->t4, xk_0, xd_0, r_0, &v_2), _fx_catch_0);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g20K_remove_unused__Red, v_1, &vcase_0->t2, &vcase_0->t3, v_2, fx_result), _fx_catch_0);

            _fx_catch_0: ;
               if (v_2) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_2);
               }
               if (v_1) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_1);
               }
               goto _fx_endmatch_0;
            }
         }
      }
   }
   if ((l_0 != 0) + 1 == 2) {
      _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
         vcase_2 = &l_0->u.Node;
      if (vcase_2->t0.tag == 1) {
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_3 = vcase_2->t4;
         if ((v_3 != 0) + 1 == 2) {
            _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
               vcase_3 = &v_3->u.Node;
            if (vcase_3->t0.tag == 1) {
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_4 = 0;
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_5 = 0;
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, vcase_2->t1, &vcase_2->t2, &vcase_2->t3, vcase_3->t1, &v_4), _fx_catch_1);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, vcase_3->t4, xk_0, xd_0, r_0, &v_5), _fx_catch_1);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g20K_remove_unused__Red, v_4, &vcase_3->t2, &vcase_3->t3, v_5, fx_result), _fx_catch_1);

            _fx_catch_1: ;
               if (v_5) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_5);
               }
               if (v_4) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_4);
               }
               goto _fx_endmatch_0;
            }
         }
      }
   }
   FX_CALL(
      _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
         &_fx_g22K_remove_unused__Black, l_0, xk_0, xd_0, r_0, fx_result), _fx_catch_2);

_fx_catch_2: ;

_fx_endmatch_0: ;
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM13balance_rightNt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* l_0,
   struct _fx_R9Ast__id_t* xk_0,
   struct _fx_R9Ast__id_t* xd_0,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* r_0,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t** fx_result,
   void* fx_fv)
{
   int fx_status = 0;
   if ((r_0 != 0) + 1 == 2) {
      _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
         vcase_0 = &r_0->u.Node;
      if (vcase_0->t0.tag == 1) {
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_0 = vcase_0->t1;
         if ((v_0 != 0) + 1 == 2) {
            _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
               vcase_1 = &v_0->u.Node;
            if (vcase_1->t0.tag == 1) {
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_1 = 0;
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_2 = 0;
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, l_0, xk_0, xd_0, vcase_1->t1, &v_1), _fx_catch_0);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, vcase_1->t4, &vcase_0->t2, &vcase_0->t3, vcase_0->t4, &v_2), _fx_catch_0);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g20K_remove_unused__Red, v_1, &vcase_1->t2, &vcase_1->t3, v_2, fx_result), _fx_catch_0);

            _fx_catch_0: ;
               if (v_2) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_2);
               }
               if (v_1) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_1);
               }
               goto _fx_endmatch_0;
            }
         }
      }
   }
   if ((r_0 != 0) + 1 == 2) {
      _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
         vcase_2 = &r_0->u.Node;
      if (vcase_2->t0.tag == 1) {
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_3 = vcase_2->t4;
         if ((v_3 != 0) + 1 == 2) {
            _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
               vcase_3 = &v_3->u.Node;
            if (vcase_3->t0.tag == 1) {
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_4 = 0;
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_5 = 0;
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, l_0, xk_0, xd_0, vcase_2->t1, &v_4), _fx_catch_1);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g22K_remove_unused__Black, vcase_3->t1, &vcase_3->t2, &vcase_3->t3, vcase_3->t4, &v_5), _fx_catch_1);
               FX_CALL(
                  _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                     &_fx_g20K_remove_unused__Red, v_4, &vcase_2->t2, &vcase_2->t3, v_5, fx_result), _fx_catch_1);

            _fx_catch_1: ;
               if (v_5) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_5);
               }
               if (v_4) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_4);
               }
               goto _fx_endmatch_0;
            }
         }
      }
   }
   FX_CALL(
      _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
         &_fx_g22K_remove_unused__Black, l_0, xk_0, xd_0, r_0, fx_result), _fx_catch_2);

_fx_catch_2: ;

_fx_endmatch_0: ;
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM12add_to_tree_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tFPi2R9Ast__id_tR9Ast__id_t(
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t* t_0,
   struct _fx_R9Ast__id_t* xk_0,
   struct _fx_R9Ast__id_t* xd_0,
   struct _fx_FPi2R9Ast__id_tR9Ast__id_t* cmp_0,
   struct _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t_data_t** fx_result,
   void* fx_fv)
{
   int fx_status = 0;
   FX_CALL(fx_check_stack(), _fx_cleanup);
   int tag_0 = (t_0 != 0) + 1;
   if (tag_0 == 2) {
      _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
         vcase_0 = &t_0->u.Node;
      if (vcase_0->t0.tag == 1) {
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_0 = 0;
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_1 = 0;
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t r_0 = vcase_0->t4;
         _fx_R9Ast__id_t* yd_0 = &vcase_0->t3;
         _fx_R9Ast__id_t* yk_0 = &vcase_0->t2;
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t l_0 = vcase_0->t1;
         int_ c_0;
         FX_CALL(cmp_0->fp(xk_0, yk_0, &c_0, cmp_0->fcv), _fx_catch_0);
         if (c_0 < 0) {
            FX_CALL(
               _fx_M15K_remove_unusedFM12add_to_tree_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tFPi2R9Ast__id_tR9Ast__id_t(
                  l_0, xk_0, xd_0, cmp_0, &v_0, 0), _fx_catch_0);
            FX_CALL(
               _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                  &_fx_g20K_remove_unused__Red, v_0, yk_0, yd_0, r_0, fx_result), _fx_catch_0);
         }
         else if (c_0 > 0) {
            FX_CALL(
               _fx_M15K_remove_unusedFM12add_to_tree_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tFPi2R9Ast__id_tR9Ast__id_t(
                  r_0, xk_0, xd_0, cmp_0, &v_1, 0), _fx_catch_0);
            FX_CALL(
               _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                  &_fx_g20K_remove_unused__Red, l_0, yk_0, yd_0, v_1, fx_result), _fx_catch_0);
         }
         else {
            FX_CALL(
               _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                  &_fx_g20K_remove_unused__Red, l_0, xk_0, xd_0, r_0, fx_result), _fx_catch_0);
         }

      _fx_catch_0: ;
         if (v_1) {
            _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_1);
         }
         if (v_0) {
            _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_0);
         }
         goto _fx_endmatch_0;
      }
   }
   if (tag_0 == 2) {
      _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
         vcase_1 = &t_0->u.Node;
      if (vcase_1->t0.tag == 2) {
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_2 = 0;
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_3 = 0;
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t r_1 = vcase_1->t4;
         _fx_R9Ast__id_t* yd_1 = &vcase_1->t3;
         _fx_R9Ast__id_t* yk_1 = &vcase_1->t2;
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t l_1 = vcase_1->t1;
         int_ c_1;
         FX_CALL(cmp_0->fp(xk_0, yk_1, &c_1, cmp_0->fcv), _fx_catch_1);
         if (c_1 < 0) {
            FX_CALL(
               _fx_M15K_remove_unusedFM12add_to_tree_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tFPi2R9Ast__id_tR9Ast__id_t(
                  l_1, xk_0, xd_0, cmp_0, &v_2, 0), _fx_catch_1);
            FX_CALL(
               _fx_M15K_remove_unusedFM12balance_leftNt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                  v_2, yk_1, yd_1, r_1, fx_result, 0), _fx_catch_1);
         }
         else if (c_1 > 0) {
            FX_CALL(
               _fx_M15K_remove_unusedFM12add_to_tree_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tFPi2R9Ast__id_tR9Ast__id_t(
                  r_1, xk_0, xd_0, cmp_0, &v_3, 0), _fx_catch_1);
            FX_CALL(
               _fx_M15K_remove_unusedFM13balance_rightNt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                  l_1, yk_1, yd_1, v_3, fx_result, 0), _fx_catch_1);
         }
         else {
            FX_CALL(
               _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                  &_fx_g22K_remove_unused__Black, l_1, xk_0, xd_0, r_1, fx_result), _fx_catch_1);
         }

      _fx_catch_1: ;
         if (v_3) {
            _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_3);
         }
         if (v_2) {
            _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_2);
         }
         goto _fx_endmatch_0;
      }
   }
   FX_CALL(
      _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
         &_fx_g20K_remove_unused__Red, _fx_g22K_remove_unused__Empty, xk_0, xd_0, _fx_g22K_remove_unused__Empty, fx_result),
      _fx_catch_2);

_fx_catch_2: ;

_fx_endmatch_0: ;

_fx_cleanup: ;
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM10pure_ktyp_v3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(
   struct _fx_N14K_form__ktyp_t_data_t* t_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_R22K_form__k_fold_callb_t* callb_0,
   void* fx_fv)
{
   int fx_status = 0;
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM9pure_kexpB1N14K_form__kexp_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   bool* fx_result,
   void* fx_fv)
{
   _fx_rB ispure_ref_0 = 0;
   _fx_Nt10Hashset__t1R9Ast__id_t local_vars_arg_0 = 0;
   _fx_rNt10Hashset__t1R9Ast__id_t local_vars_ref_0 = 0;
   _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t pure_kexp__0 = {0};
   _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t pure_ktyp__0 = {0};
   _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t v_0 = 0;
   _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t v_1 = 0;
   _fx_R22K_form__k_fold_callb_t pure_callb_0 = {0};
   int fx_status = 0;
   FX_CALL(_fx_make_rB(true, &ispure_ref_0), _fx_cleanup);
   FX_CALL(_fx_M3AstFM16empty_id_hashsetNt10Hashset__t1RM4id_t1i(8, &local_vars_arg_0, 0), _fx_cleanup);
   FX_CALL(_fx_make_rNt10Hashset__t1R9Ast__id_t(local_vars_arg_0, &local_vars_ref_0), _fx_cleanup);
   _fx_M15K_remove_unusedFM7make_fpFPv2N14K_form__kexp_tR22K_form__k_fold_callb_t2rBrNt10Hashset__t1R9Ast__id_t(ispure_ref_0,
      local_vars_ref_0, &pure_kexp__0);
   _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t pure_ktyp__fp_0 =
      { _fx_M15K_remove_unusedFM10pure_ktyp_v3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t, 0 };
   FX_COPY_FP(&pure_ktyp__fp_0, &pure_ktyp__0);
   FX_CALL(
      _fx_M15K_remove_unusedFM4SomeNt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(
         &pure_ktyp__0, &v_0), _fx_cleanup);
   FX_CALL(
      _fx_M15K_remove_unusedFM4SomeNt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(
         &pure_kexp__0, &v_1), _fx_cleanup);
   _fx_make_R22K_form__k_fold_callb_t(v_0, v_1, _fx_g21K_remove_unused__None, &pure_callb_0);
   FX_CALL(pure_kexp__0.fp(e_0, &pure_callb_0, pure_kexp__0.fcv), _fx_cleanup);
   *fx_result = ispure_ref_0->data;

_fx_cleanup: ;
   FX_FREE_REF_SIMPLE(&ispure_ref_0);
   if (local_vars_arg_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&local_vars_arg_0);
   }
   if (local_vars_ref_0) {
      _fx_free_rNt10Hashset__t1R9Ast__id_t(&local_vars_ref_0);
   }
   FX_FREE_FP(&pure_kexp__0);
   FX_FREE_FP(&pure_ktyp__0);
   if (v_0) {
      _fx_free_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(&v_0);
   }
   if (v_1) {
      _fx_free_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(&v_1);
   }
   _fx_free_R22K_form__k_fold_callb_t(&pure_callb_0);
   return fx_status;
}

static int _fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   struct _fx_R22K_form__k_fold_callb_t* callb_0,
   void* fx_fv)
{
   int fx_status = 0;
   FX_CALL(fx_check_stack(), _fx_cleanup);
   _fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t_cldata_t* cv_0 =
      (_fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t_cldata_t*)fx_fv;
   bool* ispure_0 = &cv_0->t0->data;
   _fx_Nt10Hashset__t1R9Ast__id_t* local_vars_0 = &cv_0->t1->data;
   int tag_0 = FX_REC_VARIANT_TAG(e_0);
   if (tag_0 == 2) {
      *ispure_0 = false; goto _fx_endmatch_1;
   }
   if (tag_0 == 3) {
      *ispure_0 = false; goto _fx_endmatch_1;
   }
   if (tag_0 == 4) {
      *ispure_0 = false; goto _fx_endmatch_1;
   }
   if (tag_0 == 8) {
      int tag_1 = e_0->u.KExpIntrin.t0.tag;
      bool res_0;
      if (tag_1 == 1) {
         res_0 = true;
      }
      else if (tag_1 == 10) {
         res_0 = true;
      }
      else if (tag_1 == 11) {
         res_0 = true;
      }
      else {
         res_0 = false;
      }
      FX_CHECK_EXN(_fx_catch_0);
      if (res_0) {
         *ispure_0 = false; goto _fx_endmatch_0;
      }

   _fx_endmatch_0: ;
      FX_CHECK_EXN(_fx_catch_0);

   _fx_catch_0: ;
      goto _fx_endmatch_1;
   }
   if (tag_0 == 12) {
      _fx_T3R9Ast__id_tLN14K_form__atom_tT2N14K_form__ktyp_tR10Ast__loc_t* vcase_0 = &e_0->u.KExpCall;
      bool v_0;
      FX_CALL(_fx_M15K_remove_unusedFM8pure_funB2R9Ast__id_tR10Ast__loc_t(&vcase_0->t0, &vcase_0->t2.t1, &v_0, 0), _fx_catch_1);
      if (!v_0) {
         *ispure_0 = false;
      }

   _fx_catch_1: ;
      goto _fx_endmatch_1;
   }
   if (tag_0 == 13) {
      *ispure_0 = false; goto _fx_endmatch_1;
   }
   if (tag_0 == 21) {
      _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t* vcase_1 = &e_0->u.KExpAssign;
      _fx_N14K_form__atom_t* v_1 = &vcase_1->t1;
      if (v_1->tag == 1) {
         bool res_1;
         FX_CALL(_fx_M3AstFM6__eq__B2RM4id_tRM4id_t(&vcase_1->t0, &v_1->u.AtomId, &res_1, 0), _fx_cleanup);
         if (res_1) {
            goto _fx_endmatch_1;
         }
      }
   }
   if (tag_0 == 21) {
      _fx_R9Ast__id_t* i_0 = &e_0->u.KExpAssign.t0;
      uint64_t __fold_result___0 = 14695981039346656037ULL;
      uint64_t h_0 = __fold_result___0 ^ ((uint64_t)i_0->m ^ 14695981039346656037ULL);
      __fold_result___0 = h_0 * 1099511628211ULL;
      uint64_t h_1 = __fold_result___0 ^ ((uint64_t)i_0->i ^ 14695981039346656037ULL);
      __fold_result___0 = h_1 * 1099511628211ULL;
      uint64_t h_2 = __fold_result___0 ^ ((uint64_t)i_0->j ^ 14695981039346656037ULL);
      __fold_result___0 = h_2 * 1099511628211ULL;
      _fx_Ta2i v_2;
      FX_CALL(
         _fx_M15K_remove_unusedFM9find_idx_Ta2i3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(*local_vars_0, i_0,
            __fold_result___0 & 9223372036854775807ULL, &v_2, 0), _fx_catch_2);
      if (!(v_2.t1 >= 0)) {
         *ispure_0 = false;
      }

   _fx_catch_2: ;
      goto _fx_endmatch_1;
   }
   if (tag_0 == 23) {
      *ispure_0 = false; goto _fx_endmatch_1;
   }
   if (tag_0 == 24) {
      *ispure_0 = false; goto _fx_endmatch_1;
   }
   if (tag_0 == 30) {
      *ispure_0 = false; goto _fx_endmatch_1;
   }
   if (tag_0 == 10) {
      _fx_Nt10Hashset__t1R9Ast__id_t saved_local_vars_0 = 0;
      _fx_Nt10Hashset__t1R9Ast__id_t v_3 = 0;
      _fx_LN14K_form__kexp_t elist_0 = 0;
      _fx_LN14K_form__kexp_t elist_1 = 0;
      _fx_LN14K_form__kexp_t elist_2 = e_0->u.KExpSeq.t0;
      FX_COPY_PTR(*local_vars_0, &saved_local_vars_0);
      int_ v_4 = _fx_M15K_remove_unusedFM6lengthi1LN14K_form__kexp_t(elist_2, 0);
      FX_CALL(_fx_M3AstFM16empty_id_hashsetNt10Hashset__t1RM4id_t1i(v_4, &v_3, 0), _fx_catch_7);
      _fx_free_Nt10Hashset__t1R9Ast__id_t(local_vars_0);
      FX_COPY_PTR(v_3, local_vars_0);
      FX_COPY_PTR(elist_2, &elist_0);
      _fx_LN14K_form__kexp_t lst_0 = elist_0;
      for (; lst_0; lst_0 = lst_0->tl) {
         _fx_N14K_form__kexp_t e_1 = lst_0->hd;
         if (FX_REC_VARIANT_TAG(e_1) == 31) {
            _fx_N15K_form__kinfo_t v_5 = {0};
            _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t* vcase_2 = &e_1->u.KDefVal;
            _fx_R9Ast__id_t* i_1 = &vcase_2->t0;
            FX_CALL(_fx_M6K_formFM6kinfo_N15K_form__kinfo_t2R9Ast__id_tR10Ast__loc_t(i_1, &vcase_2->t2, &v_5, 0), _fx_catch_4);
            if (v_5.tag == 2) {
               _fx_R16Ast__val_flags_t* kv_flags_0 = &v_5.u.KVal.kv_flags;
               bool t_0;
               if (kv_flags_0->val_flag_mutable) {
                  t_0 = !kv_flags_0->val_flag_tempref;
               }
               else {
                  t_0 = false;
               }
               if (t_0) {
                  uint64_t __fold_result___1 = 14695981039346656037ULL;
                  uint64_t h_3 = __fold_result___1 ^ ((uint64_t)i_1->m ^ 14695981039346656037ULL);
                  __fold_result___1 = h_3 * 1099511628211ULL;
                  uint64_t h_4 = __fold_result___1 ^ ((uint64_t)i_1->i ^ 14695981039346656037ULL);
                  __fold_result___1 = h_4 * 1099511628211ULL;
                  uint64_t h_5 = __fold_result___1 ^ ((uint64_t)i_1->j ^ 14695981039346656037ULL);
                  __fold_result___1 = h_5 * 1099511628211ULL;
                  FX_CALL(
                     _fx_M15K_remove_unusedFM4add_v3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(*local_vars_0, i_1,
                        __fold_result___1 & 9223372036854775807ULL, 0), _fx_catch_3);
               }

            _fx_catch_3: ;
            }
            FX_CHECK_EXN(_fx_catch_4);

         _fx_catch_4: ;
            _fx_free_N15K_form__kinfo_t(&v_5);
         }
         FX_CHECK_EXN(_fx_catch_5);

      _fx_catch_5: ;
         FX_CHECK_EXN(_fx_catch_7);
      }
      FX_COPY_PTR(elist_2, &elist_1);
      _fx_LN14K_form__kexp_t lst_1 = elist_1;
      for (; lst_1; lst_1 = lst_1->tl) {
         _fx_N14K_form__kexp_t e_2 = lst_1->hd;
         FX_CALL(_fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t(e_2, callb_0, fx_fv),
            _fx_catch_6);
         if (!*ispure_0) {
            FX_BREAK(_fx_catch_6);
         }

      _fx_catch_6: ;
         FX_CHECK_BREAK();
         FX_CHECK_EXN(_fx_catch_7);
      }
      _fx_free_Nt10Hashset__t1R9Ast__id_t(local_vars_0);
      FX_COPY_PTR(saved_local_vars_0, local_vars_0);

   _fx_catch_7: ;
      if (elist_1) {
         _fx_free_LN14K_form__kexp_t(&elist_1);
      }
      if (elist_0) {
         _fx_free_LN14K_form__kexp_t(&elist_0);
      }
      if (v_3) {
         _fx_free_Nt10Hashset__t1R9Ast__id_t(&v_3);
      }
      if (saved_local_vars_0) {
         _fx_free_Nt10Hashset__t1R9Ast__id_t(&saved_local_vars_0);
      }
      goto _fx_endmatch_1;
   }
   if (*ispure_0) {
      FX_CALL(_fx_M6K_formFM9fold_kexpv2N14K_form__kexp_tRM14k_fold_callb_t(e_0, callb_0, 0), _fx_catch_8);
   }

_fx_catch_8: ;

_fx_endmatch_1: ;

_fx_cleanup: ;
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM7make_fpFPv2N14K_form__kexp_tR22K_form__k_fold_callb_t2rBrNt10Hashset__t1R9Ast__id_t(
   struct _fx_rB_data_t* arg0,
   struct _fx_rNt10Hashset__t1R9Ast__id_t_data_t* arg1,
   struct _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t* fx_result)
{
   FX_MAKE_FP_IMPL_START(_fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t_cldata_t,
      _fx_free_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t,
      _fx_M15K_remove_unusedFM10pure_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t);
   FX_COPY_PTR(arg0, &fcv->t0);
   FX_COPY_PTR(arg1, &fcv->t1);
   return 0;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM8pure_funB2R9Ast__id_tR10Ast__loc_t(
   struct _fx_R9Ast__id_t* f_0,
   struct _fx_R10Ast__loc_t* loc_0,
   bool* fx_result,
   void* fx_fv)
{
   _fx_N15K_form__kinfo_t v_0 = {0};
   int fx_status = 0;
   FX_CALL(_fx_M6K_formFM6kinfo_N15K_form__kinfo_t2R9Ast__id_tR10Ast__loc_t(f_0, loc_0, &v_0, 0), _fx_cleanup);
   int tag_0 = v_0.tag;
   if (tag_0 == 3) {
      _fx_N14K_form__kexp_t kf_body_0 = 0;
      _fx_R17K_form__kdeffun_t v_1 = {0};
      _fx_R17K_form__kdeffun_t v_2 = {0};
      _fx_rR17K_form__kdeffun_t df_0 = v_0.u.KFun;
      _fx_R17K_form__kdeffun_t* v_3 = &df_0->data;
      _fx_R16Ast__fun_flags_t kf_flags_0 = v_3->kf_flags;
      FX_COPY_PTR(v_3->kf_body, &kf_body_0);
      bool t_0;
      if (kf_flags_0.fun_flag_pure > 0) {
         t_0 = true;
      }
      else {
         _fx_N17Ast__fun_constr_t v_4 = kf_flags_0.fun_flag_ctor;
         if (v_4.tag == 1) {
            t_0 = false;
         }
         else {
            t_0 = true;
         }
         FX_CHECK_EXN(_fx_catch_0);
      }
      if (t_0) {
         *fx_result = true;
      }
      else {
         bool t_1;
         if (kf_flags_0.fun_flag_pure == 0) {
            t_1 = true;
         }
         else {
            t_1 = kf_flags_0.fun_flag_ccode;
         }
         if (t_1) {
            *fx_result = false;
         }
         else {
            _fx_R17K_form__kdeffun_t* v_5 = &df_0->data;
            _fx_R16Ast__fun_flags_t v_6 =
               { 1, kf_flags_0.fun_flag_ccode, kf_flags_0.fun_flag_have_keywords, kf_flags_0.fun_flag_inline,
                  kf_flags_0.fun_flag_nothrow, kf_flags_0.fun_flag_really_nothrow, kf_flags_0.fun_flag_private,
                  kf_flags_0.fun_flag_ctor, kf_flags_0.fun_flag_method_of, kf_flags_0.fun_flag_uses_fv,
                  kf_flags_0.fun_flag_recursive, kf_flags_0.fun_flag_instance };
            _fx_make_R17K_form__kdeffun_t(&v_5->kf_name, &v_5->kf_cname, v_5->kf_params, v_5->kf_rt, v_5->kf_body, &v_6,
               &v_5->kf_closure, v_5->kf_scope, &v_5->kf_loc, &v_1);
            _fx_R17K_form__kdeffun_t* v_7 = &df_0->data;
            _fx_free_R17K_form__kdeffun_t(v_7);
            _fx_copy_R17K_form__kdeffun_t(&v_1, v_7);
            bool ispure_0;
            FX_CALL(_fx_M15K_remove_unusedFM9pure_kexpB1N14K_form__kexp_t(kf_body_0, &ispure_0, 0), _fx_catch_0);
            _fx_R17K_form__kdeffun_t* v_8 = &df_0->data;
            _fx_R16Ast__fun_flags_t v_9 =
               { (int_)ispure_0, kf_flags_0.fun_flag_ccode, kf_flags_0.fun_flag_have_keywords, kf_flags_0.fun_flag_inline,
                  kf_flags_0.fun_flag_nothrow, kf_flags_0.fun_flag_really_nothrow, kf_flags_0.fun_flag_private,
                  kf_flags_0.fun_flag_ctor, kf_flags_0.fun_flag_method_of, kf_flags_0.fun_flag_uses_fv,
                  kf_flags_0.fun_flag_recursive, kf_flags_0.fun_flag_instance };
            _fx_make_R17K_form__kdeffun_t(&v_8->kf_name, &v_8->kf_cname, v_8->kf_params, v_8->kf_rt, v_8->kf_body, &v_9,
               &v_8->kf_closure, v_8->kf_scope, &v_8->kf_loc, &v_2);
            _fx_R17K_form__kdeffun_t* v_10 = &df_0->data;
            _fx_free_R17K_form__kdeffun_t(v_10);
            _fx_copy_R17K_form__kdeffun_t(&v_2, v_10);
            *fx_result = ispure_0;
         }
      }

   _fx_catch_0: ;
      _fx_free_R17K_form__kdeffun_t(&v_2);
      _fx_free_R17K_form__kdeffun_t(&v_1);
      if (kf_body_0) {
         _fx_free_N14K_form__kexp_t(&kf_body_0);
      }
   }
   else if (tag_0 == 4) {
      *fx_result = true;
   }
   else {
      *fx_result = false;
   }

_fx_cleanup: ;
   _fx_free_N15K_form__kinfo_t(&v_0);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM24reset_purity_flags_ktyp_v3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(
   struct _fx_N14K_form__ktyp_t_data_t* t_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_R22K_form__k_fold_callb_t* callb_0,
   void* fx_fv)
{
   int fx_status = 0;
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM24reset_purity_flags_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   struct _fx_R22K_form__k_fold_callb_t* callb_0,
   void* fx_fv)
{
   int fx_status = 0;
   if (FX_REC_VARIANT_TAG(e_0) == 32) {
      _fx_R17K_form__kdeffun_t v_0 = {0};
      _fx_rR17K_form__kdeffun_t df_0 = e_0->u.KDefFun;
      _fx_R16Ast__fun_flags_t kf_flags_0 = df_0->data.kf_flags;
      _fx_R17K_form__kdeffun_t* v_1 = &df_0->data;
      _fx_R16Ast__fun_flags_t v_2 =
         { -1, kf_flags_0.fun_flag_ccode, kf_flags_0.fun_flag_have_keywords, kf_flags_0.fun_flag_inline,
            kf_flags_0.fun_flag_nothrow, kf_flags_0.fun_flag_really_nothrow, kf_flags_0.fun_flag_private,
            kf_flags_0.fun_flag_ctor, kf_flags_0.fun_flag_method_of, kf_flags_0.fun_flag_uses_fv, kf_flags_0.fun_flag_recursive,
            kf_flags_0.fun_flag_instance };
      _fx_make_R17K_form__kdeffun_t(&v_1->kf_name, &v_1->kf_cname, v_1->kf_params, v_1->kf_rt, v_1->kf_body, &v_2,
         &v_1->kf_closure, v_1->kf_scope, &v_1->kf_loc, &v_0);
      _fx_R17K_form__kdeffun_t* v_3 = &df_0->data;
      _fx_free_R17K_form__kdeffun_t(v_3);
      _fx_copy_R17K_form__kdeffun_t(&v_0, v_3);
      _fx_free_R17K_form__kdeffun_t(&v_0);
   }
   else {
      FX_CALL(_fx_M6K_formFM9fold_kexpv2N14K_form__kexp_tRM14k_fold_callb_t(e_0, callb_0, 0), _fx_catch_0);  _fx_catch_0: ;
   }
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM18reset_purity_flagsv1LN14K_form__kexp_t(
   struct _fx_LN14K_form__kexp_t_data_t* code_0,
   void* fx_fv)
{
   _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t reset_purity_flags_ktyp__0 = {0};
   _fx_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t v_0 = 0;
   _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t reset_purity_flags_kexp__0 = {0};
   _fx_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t v_1 = 0;
   _fx_R22K_form__k_fold_callb_t callb_0 = {0};
   int fx_status = 0;
   _fx_FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t reset_purity_flags_ktyp__fp_0 =
      { _fx_M15K_remove_unusedFM24reset_purity_flags_ktyp_v3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t, 0 };
   FX_COPY_FP(&reset_purity_flags_ktyp__fp_0, &reset_purity_flags_ktyp__0);
   FX_CALL(
      _fx_M15K_remove_unusedFM4SomeNt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(
         &reset_purity_flags_ktyp__0, &v_0), _fx_cleanup);
   _fx_FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t reset_purity_flags_kexp__fp_0 =
      { _fx_M15K_remove_unusedFM24reset_purity_flags_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t, 0 };
   FX_COPY_FP(&reset_purity_flags_kexp__fp_0, &reset_purity_flags_kexp__0);
   FX_CALL(
      _fx_M15K_remove_unusedFM4SomeNt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(
         &reset_purity_flags_kexp__0, &v_1), _fx_cleanup);
   _fx_make_R22K_form__k_fold_callb_t(v_0, v_1, _fx_g21K_remove_unused__None, &callb_0);
   _fx_LN14K_form__kexp_t lst_0 = code_0;
   for (; lst_0; lst_0 = lst_0->tl) {
      _fx_N14K_form__kexp_t e_0 = lst_0->hd;
      FX_CALL(_fx_M15K_remove_unusedFM24reset_purity_flags_kexp_v2N14K_form__kexp_tR22K_form__k_fold_callb_t(e_0, &callb_0, 0),
         _fx_catch_0);

   _fx_catch_0: ;
      FX_CHECK_EXN(_fx_cleanup);
   }

_fx_cleanup: ;
   FX_FREE_FP(&reset_purity_flags_ktyp__0);
   if (v_0) {
      _fx_free_Nt6option1FPv3N14K_form__ktyp_tR10Ast__loc_tR22K_form__k_fold_callb_t(&v_0);
   }
   FX_FREE_FP(&reset_purity_flags_kexp__0);
   if (v_1) {
      _fx_free_Nt6option1FPv2N14K_form__kexp_tR22K_form__k_fold_callb_t(&v_1);
   }
   _fx_free_R22K_form__k_fold_callb_t(&callb_0);
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM19remove_unused_ktyp_N14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t(
   struct _fx_N14K_form__ktyp_t_data_t* t_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_R17K_form__k_callb_t* callb_0,
   struct _fx_N14K_form__ktyp_t_data_t** fx_result,
   void* fx_fv)
{
   int fx_status = 0;
   FX_COPY_PTR(t_0, fx_result);
   return fx_status;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM13remove_unusedLR17K_form__kmodule_t2LR17K_form__kmodule_tB(
   struct _fx_LR17K_form__kmodule_t_data_t* kmods_0,
   bool initial_0,
   struct _fx_LR17K_form__kmodule_t_data_t** fx_result,
   void* fx_fv)
{
   _fx_LLN14K_form__kexp_t v_0 = 0;
   _fx_LN14K_form__kexp_t all_top_0 = 0;
   _fx_Nt10Hashset__t1R9Ast__id_t used_somewhere_0 = 0;
   _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t fold_pairs_ref_0 = 0;
   _fx_rB is_main_ref_0 = 0;
   _fx_ri curr_m_idx_ref_0 = 0;
   _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t remove_unused_kexp__0 = {0};
   _fx_FPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t
      remove_unused__0 = {0};
   _fx_FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t remove_unused_ktyp__0 = {0};
   _fx_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t v_1 = 0;
   _fx_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t v_2 = 0;
   _fx_R17K_form__k_callb_t remove_callb_0 = {0};
   int fx_status = 0;
   _fx_LR17K_form__kmodule_t lst_0 = kmods_0;
   for (; lst_0; lst_0 = lst_0->tl) {
      _fx_LN14K_form__kexp_t km_top_0 = 0;
      _fx_R17K_form__kmodule_t* __pat___0 = &lst_0->hd;
      FX_COPY_PTR(__pat___0->km_top, &km_top_0);
      FX_CALL(_fx_M15K_remove_unusedFM18reset_purity_flagsv1LN14K_form__kexp_t(km_top_0, 0), _fx_catch_0);

   _fx_catch_0: ;
      if (km_top_0) {
         _fx_free_LN14K_form__kexp_t(&km_top_0);
      }
      FX_CHECK_EXN(_fx_cleanup);
   }
   _fx_LLN14K_form__kexp_t lstend_0 = 0;
   _fx_LR17K_form__kmodule_t lst_1 = kmods_0;
   for (; lst_1; lst_1 = lst_1->tl) {
      _fx_R17K_form__kmodule_t* __pat___1 = &lst_1->hd;
      _fx_LLN14K_form__kexp_t node_0 = 0;
      FX_CALL(_fx_cons_LLN14K_form__kexp_t(__pat___1->km_top, 0, false, &node_0), _fx_catch_1);
      FX_LIST_APPEND(v_0, lstend_0, node_0);

   _fx_catch_1: ;
      FX_CHECK_EXN(_fx_cleanup);
   }
   FX_CALL(_fx_M15K_remove_unusedFM6concatLN14K_form__kexp_t1LLN14K_form__kexp_t(v_0, &all_top_0, 0), _fx_cleanup);
   FX_CALL(_fx_M6K_formFM7used_byNt10Hashset__t1R9Ast__id_t2LN14K_form__kexp_ti(all_top_0, 1024, &used_somewhere_0, 0),
      _fx_cleanup);
   FX_CALL(_fx_make_rRt6Map__t2R9Ast__id_tR9Ast__id_t(&_fx_g16Ast__empty_idmap, &fold_pairs_ref_0), _fx_cleanup);
   FX_CALL(_fx_make_rB(false, &is_main_ref_0), _fx_cleanup);
   FX_CALL(_fx_make_ri(-1, &curr_m_idx_ref_0), _fx_cleanup);
   _fx_M15K_remove_unusedFM7make_fpFPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
      curr_m_idx_ref_0, fold_pairs_ref_0, initial_0, is_main_ref_0, used_somewhere_0, &remove_unused_kexp__0);
   _fx_M15K_remove_unusedFM7make_fpFPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
      curr_m_idx_ref_0, fold_pairs_ref_0, initial_0, is_main_ref_0, used_somewhere_0, &remove_unused__0);
   _fx_FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t remove_unused_ktyp__fp_0 =
      { _fx_M15K_remove_unusedFM19remove_unused_ktyp_N14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t, 0 };
   FX_COPY_FP(&remove_unused_ktyp__fp_0, &remove_unused_ktyp__0);
   FX_CALL(
      _fx_M15K_remove_unusedFM4SomeNt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t(
         &remove_unused_ktyp__0, &v_1), _fx_cleanup);
   FX_CALL(
      _fx_M15K_remove_unusedFM4SomeNt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(
         &remove_unused_kexp__0, &v_2), _fx_cleanup);
   _fx_make_R17K_form__k_callb_t(v_1, v_2, _fx_g23K_remove_unused__None1_, &remove_callb_0);
   _fx_LR17K_form__kmodule_t lstend_1 = 0;
   _fx_LR17K_form__kmodule_t lst_2 = kmods_0;
   for (; lst_2; lst_2 = lst_2->tl) {
      _fx_LN14K_form__kexp_t km_top_1 = 0;
      _fx_LN14K_form__kexp_t new_top_0 = 0;
      _fx_R17K_form__kmodule_t rec_0 = {0};
      _fx_R17K_form__kmodule_t* km_0 = &lst_2->hd;
      bool km_main_0 = km_0->km_main;
      int_ km_idx_0 = km_0->km_idx;
      FX_COPY_PTR(km_0->km_top, &km_top_1);
      is_main_ref_0->data = km_main_0;
      curr_m_idx_ref_0->data = km_idx_0;
      FX_CALL(
         remove_unused__0.fp(km_top_1, 0, &remove_callb_0, curr_m_idx_ref_0, fold_pairs_ref_0, initial_0, is_main_ref_0,
            used_somewhere_0, &new_top_0, remove_unused__0.fcv), _fx_catch_2);
      _fx_make_R17K_form__kmodule_t(&km_0->km_name, km_0->km_idx, km_0->km_toposort_idx, &km_0->km_cname, new_top_0,
         km_0->km_deps, km_0->km_skip, km_0->km_main, &km_0->km_pragmas, &rec_0);
      _fx_LR17K_form__kmodule_t node_1 = 0;
      FX_CALL(_fx_cons_LR17K_form__kmodule_t(&rec_0, 0, false, &node_1), _fx_catch_2);
      FX_LIST_APPEND(*fx_result, lstend_1, node_1);

   _fx_catch_2: ;
      _fx_free_R17K_form__kmodule_t(&rec_0);
      if (new_top_0) {
         _fx_free_LN14K_form__kexp_t(&new_top_0);
      }
      if (km_top_1) {
         _fx_free_LN14K_form__kexp_t(&km_top_1);
      }
      FX_CHECK_EXN(_fx_cleanup);
   }

_fx_cleanup: ;
   if (v_0) {
      _fx_free_LLN14K_form__kexp_t(&v_0);
   }
   if (all_top_0) {
      _fx_free_LN14K_form__kexp_t(&all_top_0);
   }
   if (used_somewhere_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&used_somewhere_0);
   }
   if (fold_pairs_ref_0) {
      _fx_free_rRt6Map__t2R9Ast__id_tR9Ast__id_t(&fold_pairs_ref_0);
   }
   FX_FREE_REF_SIMPLE(&is_main_ref_0);
   FX_FREE_REF_SIMPLE(&curr_m_idx_ref_0);
   FX_FREE_FP(&remove_unused_kexp__0);
   FX_FREE_FP(&remove_unused__0);
   FX_FREE_FP(&remove_unused_ktyp__0);
   if (v_1) {
      _fx_free_Nt6option1FPN14K_form__ktyp_t3N14K_form__ktyp_tR10Ast__loc_tR17K_form__k_callb_t(&v_1);
   }
   if (v_2) {
      _fx_free_Nt6option1FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(&v_2);
   }
   _fx_free_R17K_form__k_callb_t(&remove_callb_0);
   return fx_status;
}

static int _fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(
   struct _fx_R9Ast__id_t* i_0,
   struct _fx_R10Ast__loc_t* loc_0,
   struct _fx_ri_data_t* curr_m_idx_ref_0,
   void* fx_fv)
{
   fx_str_t v_0 = {0};
   fx_str_t v_1 = {0};
   fx_str_t v_2 = {0};
   fx_str_t v_3 = {0};
   fx_str_t v_4 = {0};
   fx_str_t v_5 = {0};
   fx_exn_t v_6 = {0};
   int fx_status = 0;
   int_* curr_m_idx_0 = &curr_m_idx_ref_0->data;
   if (i_0->m != *curr_m_idx_0) {
      if (i_0->m > 0) {
         FX_CALL(_fx_M3AstFM2ppS1RM4id_t(i_0, &v_1, 0), _fx_cleanup);
         _fx_R9Ast__id_t v_7;
         FX_CALL(_fx_M3AstFM15get_module_nameRM4id_t1i(*curr_m_idx_0, &v_7, 0), _fx_cleanup);
         FX_CALL(_fx_M3AstFM2ppS1RM4id_t(&v_7, &v_2, 0), _fx_cleanup);
         _fx_R9Ast__id_t v_8;
         FX_CALL(_fx_M3AstFM15get_module_nameRM4id_t1i(i_0->m, &v_8, 0), _fx_cleanup);
         FX_CALL(_fx_M3AstFM2ppS1RM4id_t(&v_8, &v_3, 0), _fx_cleanup);
         fx_str_t slit_0 = FX_MAKE_STR("the symbol \'");
         fx_str_t slit_1 = FX_MAKE_STR("\' defined in module \'");
         fx_str_t slit_2 = FX_MAKE_STR("\' is said to belong to module \'");
         fx_str_t slit_3 = FX_MAKE_STR("\'");
         {
            const fx_str_t strs_0[] = { slit_0, v_1, slit_1, v_2, slit_2, v_3, slit_3 };
            FX_CALL(fx_strjoin(0, 0, 0, strs_0, 7, &v_0), _fx_cleanup);
         }
      }
      else {
         FX_CALL(_fx_M3AstFM2ppS1RM4id_t(i_0, &v_4, 0), _fx_cleanup);
         _fx_R9Ast__id_t v_9;
         FX_CALL(_fx_M3AstFM15get_module_nameRM4id_t1i(*curr_m_idx_0, &v_9, 0), _fx_cleanup);
         FX_CALL(_fx_M3AstFM2ppS1RM4id_t(&v_9, &v_5, 0), _fx_cleanup);
         fx_str_t slit_4 = FX_MAKE_STR("the symbol \'");
         fx_str_t slit_5 = FX_MAKE_STR("\' defined in module \'");
         fx_str_t slit_6 = FX_MAKE_STR("\' does not have a module assigned");
         {
            const fx_str_t strs_1[] = { slit_4, v_4, slit_5, v_5, slit_6 };
            FX_CALL(fx_strjoin(0, 0, 0, strs_1, 5, &v_0), _fx_cleanup);
         }
      }
      FX_CALL(_fx_M3AstFM11compile_errE2RM5loc_tS(loc_0, &v_0, &v_6, 0), _fx_cleanup);
      FX_THROW(&v_6, false, _fx_cleanup);
   }

_fx_cleanup: ;
   FX_FREE_STR(&v_0);
   FX_FREE_STR(&v_1);
   FX_FREE_STR(&v_2);
   FX_FREE_STR(&v_3);
   FX_FREE_STR(&v_4);
   FX_FREE_STR(&v_5);
   fx_free_exn(&v_6);
   return fx_status;
}

static int _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(
   struct _fx_N14K_form__kexp_t_data_t* e_0,
   struct _fx_R17K_form__k_callb_t* callb_0,
   struct _fx_N14K_form__kexp_t_data_t** fx_result,
   void* fx_fv)
{
   _fx_FPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t
      remove_unused__0 = {0};
   int fx_status = 0;
   FX_CALL(fx_check_stack(), _fx_cleanup);
   _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_cldata_t* cv_0 =
      (_fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_cldata_t*)fx_fv;
   _fx_ri curr_m_idx_ref_0 = cv_0->t0;
   _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t fold_pairs_ref_0 = cv_0->t1;
   bool* initial_0 = &cv_0->t2;
   _fx_rB is_main_ref_0 = cv_0->t3;
   _fx_Nt10Hashset__t1R9Ast__id_t used_somewhere_0 = cv_0->t4;
   _fx_M15K_remove_unusedFM7make_fpFPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
      curr_m_idx_ref_0, fold_pairs_ref_0, *initial_0, is_main_ref_0, used_somewhere_0, &remove_unused__0);
   _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t* fold_pairs_0 = &fold_pairs_ref_0->data;
   int tag_0 = FX_REC_VARIANT_TAG(e_0);
   if (tag_0 == 31) {
      _fx_N14K_form__kexp_t e_1 = 0;
      _fx_R17K_form__kdefval_t v_0 = {0};
      _fx_R16Ast__val_flags_t kv_flags_0 = {0};
      fx_str_t v_1 = {0};
      fx_str_t v_2 = {0};
      _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t* vcase_0 = &e_0->u.KDefVal;
      _fx_R10Ast__loc_t* loc_0 = &vcase_0->t2;
      _fx_R9Ast__id_t* i_0 = &vcase_0->t0;
      FX_CALL(_fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(i_0, loc_0, curr_m_idx_ref_0, 0), _fx_catch_2);
      FX_CALL(
         _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(vcase_0->t1,
            callb_0, &e_1, fx_fv), _fx_catch_2);
      bool is_ccode_0;
      if (FX_REC_VARIANT_TAG(e_1) == 30) {
         is_ccode_0 = true;
      }
      else {
         is_ccode_0 = false;
      }
      FX_CHECK_EXN(_fx_catch_2);
      if (FX_REC_VARIANT_TAG(e_1) == 5) {
         _fx_N14K_form__atom_t* v_3 = &e_1->u.KExpAtom.t0;
         if (v_3->tag == 1) {
            _fx_R9Ast__id_t* fr_0 = &v_3->u.AtomId;
            _fx_R9Ast__id_t v_4;
            FX_CALL(_fx_M3AstFM11get_orig_idRM4id_t1RM4id_t(fr_0, &v_4, 0), _fx_catch_2);
            bool res_0;
            FX_CALL(_fx_M3AstFM6__eq__B2RM4id_tRM4id_t(&v_4, &_fx_g23Ast__std__fold_result__, &res_0, 0), _fx_catch_2);
            if (res_0) {
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_5 = 0;
               _fx_FPi2R9Ast__id_tR9Ast__id_t v_6 = {0};
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_7 = 0;
               _fx_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB v_8 = {0};
               _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t new_root_0 = 0;
               _fx_FPi2R9Ast__id_tR9Ast__id_t v_9 = {0};
               _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t v_10 = {0};
               FX_COPY_PTR(fold_pairs_0->root, &v_5);
               FX_COPY_FP(&fold_pairs_0->cmp, &v_6);
               FX_CALL(
                  _fx_M15K_remove_unusedFM12add_to_tree_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t4Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tFPi2R9Ast__id_tR9Ast__id_t(
                     v_5, i_0, fr_0, &v_6, &v_7, 0), _fx_catch_1);
               if ((v_7 != 0) + 1 == 2) {
                  _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
                     vcase_1 = &v_7->u.Node;
                  if (vcase_1->t0.tag == 1) {
                     _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_11 = 0;
                     FX_CALL(
                        _fx_M15K_remove_unusedFM4NodeNt11Map__tree_t2R9Ast__id_tR9Ast__id_t5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t(
                           &_fx_g22K_remove_unused__Black, vcase_1->t1, &vcase_1->t2, &vcase_1->t3, vcase_1->t4, &v_11),
                        _fx_catch_0);
                     _fx_make_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB(v_11, false, &v_8);

                  _fx_catch_0: ;
                     if (v_11) {
                        _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_11);
                     }
                     goto _fx_endmatch_0;
                  }
               }
               _fx_make_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB(v_7, true, &v_8);

            _fx_endmatch_0: ;
               FX_CHECK_EXN(_fx_catch_1);
               FX_COPY_PTR(v_8.t0, &new_root_0);
               FX_COPY_FP(&fold_pairs_0->cmp, &v_9);
               _fx_make_Rt6Map__t2R9Ast__id_tR9Ast__id_t(new_root_0, &v_9, &v_10);
               _fx_free_Rt6Map__t2R9Ast__id_tR9Ast__id_t(fold_pairs_0);
               _fx_copy_Rt6Map__t2R9Ast__id_tR9Ast__id_t(&v_10, fold_pairs_0);

            _fx_catch_1: ;
               _fx_free_Rt6Map__t2R9Ast__id_tR9Ast__id_t(&v_10);
               FX_FREE_FP(&v_9);
               if (new_root_0) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&new_root_0);
               }
               _fx_free_T2Nt11Map__tree_t2R9Ast__id_tR9Ast__id_tB(&v_8);
               if (v_7) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_7);
               }
               FX_FREE_FP(&v_6);
               if (v_5) {
                  _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_5);
               }
               goto _fx_endmatch_1;
            }
         }
      }

   _fx_endmatch_1: ;
      FX_CHECK_EXN(_fx_catch_2);
      uint64_t __fold_result___0 = 14695981039346656037ULL;
      uint64_t h_0 = __fold_result___0 ^ ((uint64_t)i_0->m ^ 14695981039346656037ULL);
      __fold_result___0 = h_0 * 1099511628211ULL;
      uint64_t h_1 = __fold_result___0 ^ ((uint64_t)i_0->i ^ 14695981039346656037ULL);
      __fold_result___0 = h_1 * 1099511628211ULL;
      uint64_t h_2 = __fold_result___0 ^ ((uint64_t)i_0->j ^ 14695981039346656037ULL);
      __fold_result___0 = h_2 * 1099511628211ULL;
      _fx_Ta2i v_12;
      FX_CALL(
         _fx_M15K_remove_unusedFM9find_idx_Ta2i3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(used_somewhere_0, i_0,
            __fold_result___0 & 9223372036854775807ULL, &v_12, 0), _fx_catch_2);
      bool is_really_used_0;
      if (v_12.t1 >= 0) {
         is_really_used_0 = true;
      }
      else {
         is_really_used_0 = is_ccode_0;
      }
      if (is_really_used_0) {
         FX_CALL(_fx_M6K_formFM7KDefValN14K_form__kexp_t3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t(i_0, e_1, loc_0, fx_result),
            _fx_catch_2);
      }
      else {
         FX_CALL(_fx_M6K_formFM8get_kvalRM9kdefval_t2R9Ast__id_tR10Ast__loc_t(i_0, loc_0, &v_0, 0), _fx_catch_2);
         _fx_copy_R16Ast__val_flags_t(&v_0.kv_flags, &kv_flags_0);
         bool t_0;
         if (*initial_0) {
            t_0 = _fx_g12Options__opt.W_unused;
         }
         else {
            t_0 = false;
         }
         bool t_1;
         if (t_0) {
            bool res_1;
            FX_CALL(_fx_M6K_formFM13is_val_globalB1R16Ast__val_flags_t(&kv_flags_0, &res_1, 0), _fx_catch_2);
            t_1 = !res_1;
         }
         else {
            t_1 = false;
         }
         bool t_2;
         if (t_1) {
            t_2 = !kv_flags_0.val_flag_temp;
         }
         else {
            t_2 = false;
         }
         bool t_3;
         if (t_2) {
            t_3 = !kv_flags_0.val_flag_tempref;
         }
         else {
            t_3 = false;
         }
         if (t_3) {
            FX_CALL(_fx_M3AstFM2ppS1RM4id_t(i_0, &v_1, 0), _fx_catch_2);
            fx_str_t slit_0 = FX_MAKE_STR("\'");
            fx_str_t slit_1 = FX_MAKE_STR("\' is declared but not used");
            {
               const fx_str_t strs_0[] = { slit_0, v_1, slit_1 };
               FX_CALL(fx_strjoin(0, 0, 0, strs_0, 3, &v_2), _fx_catch_2);
            }
            FX_CALL(_fx_M3AstFM15compile_warningv2RM5loc_tS(loc_0, &v_2, 0), _fx_catch_2);
         }
         bool v_13;
         FX_CALL(_fx_M15K_remove_unusedFM9pure_kexpB1N14K_form__kexp_t(e_1, &v_13, 0), _fx_catch_2);
         if (!v_13) {
            FX_COPY_PTR(e_1, fx_result);
         }
         else {
            FX_CALL(_fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(loc_0, fx_result), _fx_catch_2);
         }
      }

   _fx_catch_2: ;
      FX_FREE_STR(&v_2);
      FX_FREE_STR(&v_1);
      _fx_free_R16Ast__val_flags_t(&kv_flags_0);
      _fx_free_R17K_form__kdefval_t(&v_0);
      if (e_1) {
         _fx_free_N14K_form__kexp_t(&e_1);
      }
   }
   else if (tag_0 == 32) {
      _fx_LN12Ast__scope_t kf_scope_0 = 0;
      _fx_N14K_form__kexp_t kf_body_0 = 0;
      _fx_N14K_form__kexp_t new_body_0 = 0;
      _fx_R17K_form__kdeffun_t v_14 = {0};
      fx_str_t v_15 = {0};
      fx_str_t v_16 = {0};
      _fx_rR17K_form__kdeffun_t kf_0 = e_0->u.KDefFun;
      _fx_R17K_form__kdeffun_t* v_17 = &kf_0->data;
      _fx_R10Ast__loc_t kf_loc_0 = v_17->kf_loc;
      FX_COPY_PTR(v_17->kf_scope, &kf_scope_0);
      FX_COPY_PTR(v_17->kf_body, &kf_body_0);
      _fx_R9Ast__id_t kf_name_0 = v_17->kf_name;
      FX_CALL(_fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(&kf_name_0, &kf_loc_0, curr_m_idx_ref_0, 0),
         _fx_catch_3);
      uint64_t __fold_result___1 = 14695981039346656037ULL;
      uint64_t h_3 = __fold_result___1 ^ ((uint64_t)kf_name_0.m ^ 14695981039346656037ULL);
      __fold_result___1 = h_3 * 1099511628211ULL;
      uint64_t h_4 = __fold_result___1 ^ ((uint64_t)kf_name_0.i ^ 14695981039346656037ULL);
      __fold_result___1 = h_4 * 1099511628211ULL;
      uint64_t h_5 = __fold_result___1 ^ ((uint64_t)kf_name_0.j ^ 14695981039346656037ULL);
      __fold_result___1 = h_5 * 1099511628211ULL;
      _fx_Ta2i v_18;
      FX_CALL(
         _fx_M15K_remove_unusedFM9find_idx_Ta2i3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(used_somewhere_0, &kf_name_0,
            __fold_result___1 & 9223372036854775807ULL, &v_18, 0), _fx_catch_3);
      if (v_18.t1 >= 0) {
         FX_CALL(
            _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t(kf_body_0,
               callb_0, &new_body_0, fx_fv), _fx_catch_3);
         _fx_R17K_form__kdeffun_t* v_19 = &kf_0->data;
         _fx_make_R17K_form__kdeffun_t(&v_19->kf_name, &v_19->kf_cname, v_19->kf_params, v_19->kf_rt, new_body_0,
            &v_19->kf_flags, &v_19->kf_closure, v_19->kf_scope, &v_19->kf_loc, &v_14);
         _fx_R17K_form__kdeffun_t* v_20 = &kf_0->data;
         _fx_free_R17K_form__kdeffun_t(v_20);
         _fx_copy_R17K_form__kdeffun_t(&v_14, v_20);
         FX_COPY_PTR(e_0, fx_result);
      }
      else {
         bool t_4;
         if (*initial_0) {
            t_4 = _fx_g12Options__opt.W_unused;
         }
         else {
            t_4 = false;
         }
         bool t_5;
         if (t_4) {
            bool res_2;
            FX_CALL(_fx_M3AstFM15is_global_scopeB1LN12Ast__scope_t(kf_scope_0, &res_2, 0), _fx_catch_3);
            t_5 = !res_2;
         }
         else {
            t_5 = false;
         }
         if (t_5) {
            FX_CALL(_fx_M3AstFM2ppS1RM4id_t(&kf_name_0, &v_15, 0), _fx_catch_3);
            fx_str_t slit_2 = FX_MAKE_STR("local function \'");
            fx_str_t slit_3 = FX_MAKE_STR("\' is declared but not used");
            {
               const fx_str_t strs_1[] = { slit_2, v_15, slit_3 };
               FX_CALL(fx_strjoin(0, 0, 0, strs_1, 3, &v_16), _fx_catch_3);
            }
            FX_CALL(_fx_M3AstFM15compile_warningv2RM5loc_tS(&kf_loc_0, &v_16, 0), _fx_catch_3);
         }
         FX_CALL(_fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(&kf_loc_0, fx_result), _fx_catch_3);
      }

   _fx_catch_3: ;
      FX_FREE_STR(&v_16);
      FX_FREE_STR(&v_15);
      _fx_free_R17K_form__kdeffun_t(&v_14);
      if (new_body_0) {
         _fx_free_N14K_form__kexp_t(&new_body_0);
      }
      if (kf_body_0) {
         _fx_free_N14K_form__kexp_t(&kf_body_0);
      }
      FX_FREE_LIST_SIMPLE(&kf_scope_0);
   }
   else if (tag_0 == 33) {
      _fx_R17K_form__kdefexn_t* v_21 = &e_0->u.KDefExn->data;
      _fx_R10Ast__loc_t ke_loc_0 = v_21->ke_loc;
      _fx_R9Ast__id_t ke_name_0 = v_21->ke_name;
      FX_CALL(_fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(&ke_name_0, &ke_loc_0, curr_m_idx_ref_0, 0),
         _fx_catch_4);
      uint64_t __fold_result___2 = 14695981039346656037ULL;
      uint64_t h_6 = __fold_result___2 ^ ((uint64_t)ke_name_0.m ^ 14695981039346656037ULL);
      __fold_result___2 = h_6 * 1099511628211ULL;
      uint64_t h_7 = __fold_result___2 ^ ((uint64_t)ke_name_0.i ^ 14695981039346656037ULL);
      __fold_result___2 = h_7 * 1099511628211ULL;
      uint64_t h_8 = __fold_result___2 ^ ((uint64_t)ke_name_0.j ^ 14695981039346656037ULL);
      __fold_result___2 = h_8 * 1099511628211ULL;
      _fx_Ta2i v_22;
      FX_CALL(
         _fx_M15K_remove_unusedFM9find_idx_Ta2i3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(used_somewhere_0, &ke_name_0,
            __fold_result___2 & 9223372036854775807ULL, &v_22, 0), _fx_catch_4);
      bool t_6;
      if (v_22.t1 >= 0) {
         t_6 = true;
      }
      else {
         t_6 = !is_main_ref_0->data;
      }
      if (t_6) {
         FX_COPY_PTR(e_0, fx_result);
      }
      else {
         FX_CALL(_fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(&ke_loc_0, fx_result), _fx_catch_4);
      }

   _fx_catch_4: ;
   }
   else if (tag_0 == 34) {
      _fx_R21K_form__kdefvariant_t* v_23 = &e_0->u.KDefVariant->data;
      _fx_R10Ast__loc_t kvar_loc_0 = v_23->kvar_loc;
      _fx_R9Ast__id_t kvar_name_0 = v_23->kvar_name;
      FX_CALL(_fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(&kvar_name_0, &kvar_loc_0, curr_m_idx_ref_0, 0),
         _fx_catch_5);
      bool v_24;
      FX_CALL(_fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(used_somewhere_0, &kvar_name_0, &v_24, 0),
         _fx_catch_5);
      if (v_24) {
         FX_COPY_PTR(e_0, fx_result);
      }
      else {
         FX_CALL(_fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(&kvar_loc_0, fx_result), _fx_catch_5);
      }

   _fx_catch_5: ;
   }
   else if (tag_0 == 36) {
      _fx_R17K_form__kdeftyp_t* v_25 = &e_0->u.KDefTyp->data;
      _fx_R10Ast__loc_t kt_loc_0 = v_25->kt_loc;
      _fx_R9Ast__id_t kt_name_0 = v_25->kt_name;
      FX_CALL(_fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(&kt_name_0, &kt_loc_0, curr_m_idx_ref_0, 0),
         _fx_catch_6);
      bool v_26;
      FX_CALL(_fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(used_somewhere_0, &kt_name_0, &v_26, 0),
         _fx_catch_6);
      if (v_26) {
         FX_COPY_PTR(e_0, fx_result);
      }
      else {
         FX_CALL(_fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(&kt_loc_0, fx_result), _fx_catch_6);
      }

   _fx_catch_6: ;
   }
   else if (tag_0 == 35) {
      _fx_R23K_form__kdefinterface_t* v_27 = &e_0->u.KDefInterface->data;
      _fx_R10Ast__loc_t ki_loc_0 = v_27->ki_loc;
      _fx_R9Ast__id_t ki_name_0 = v_27->ki_name;
      FX_CALL(_fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(&ki_name_0, &ki_loc_0, curr_m_idx_ref_0, 0),
         _fx_catch_7);
      bool v_28;
      FX_CALL(_fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(used_somewhere_0, &ki_name_0, &v_28, 0),
         _fx_catch_7);
      if (v_28) {
         FX_COPY_PTR(e_0, fx_result);
      }
      else {
         FX_CALL(_fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(&ki_loc_0, fx_result), _fx_catch_7);
      }

   _fx_catch_7: ;
   }
   else if (tag_0 == 37) {
      _fx_R25K_form__kdefclosurevars_t* v_29 = &e_0->u.KDefClosureVars->data;
      _fx_R10Ast__loc_t kcv_loc_0 = v_29->kcv_loc;
      _fx_R9Ast__id_t kcv_name_0 = v_29->kcv_name;
      FX_CALL(_fx_M15K_remove_unusedFM11check_m_idxv3R9Ast__id_tR10Ast__loc_tri(&kcv_name_0, &kcv_loc_0, curr_m_idx_ref_0, 0),
         _fx_catch_8);
      bool v_30;
      FX_CALL(_fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(used_somewhere_0, &kcv_name_0, &v_30, 0),
         _fx_catch_8);
      if (v_30) {
         FX_COPY_PTR(e_0, fx_result);
      }
      else {
         FX_CALL(_fx_M6K_formFM7KExpNopN14K_form__kexp_t1R10Ast__loc_t(&kcv_loc_0, fx_result), _fx_catch_8);
      }

   _fx_catch_8: ;
   }
   else if (tag_0 == 10) {
      _fx_LN14K_form__kexp_t code_0 = 0;
      _fx_LN14K_form__kexp_t __fold_result___3 = 0;
      _fx_LN14K_form__kexp_t v_31 = 0;
      _fx_T2LN14K_form__kexp_tT2N14K_form__ktyp_tR10Ast__loc_t* vcase_2 = &e_0->u.KExpSeq;
      _fx_R10Ast__loc_t* loc_1 = &vcase_2->t1.t1;
      FX_CALL(
         remove_unused__0.fp(vcase_2->t0, 0, callb_0, curr_m_idx_ref_0, fold_pairs_ref_0, *initial_0, is_main_ref_0,
            used_somewhere_0, &code_0, remove_unused__0.fcv), _fx_catch_12);
      _fx_LN14K_form__kexp_t lst_0 = code_0;
      for (; lst_0; lst_0 = lst_0->tl) {
         _fx_LN14K_form__kexp_t r_0 = 0;
         _fx_N14K_form__kexp_t a_0 = lst_0->hd;
         FX_COPY_PTR(__fold_result___3, &r_0);
         FX_CALL(_fx_cons_LN14K_form__kexp_t(a_0, r_0, false, &r_0), _fx_catch_9);
         _fx_free_LN14K_form__kexp_t(&__fold_result___3);
         FX_COPY_PTR(r_0, &__fold_result___3);

      _fx_catch_9: ;
         if (r_0) {
            _fx_free_LN14K_form__kexp_t(&r_0);
         }
         FX_CHECK_EXN(_fx_catch_12);
      }
      FX_COPY_PTR(__fold_result___3, &v_31);
      if (v_31 != 0) {
         _fx_LN14K_form__kexp_t v_32 = v_31->tl;
         if (v_32 != 0) {
            _fx_N14K_form__kexp_t v_33 = v_32->hd;
            if (FX_REC_VARIANT_TAG(v_33) == 31) {
               _fx_T3R9Ast__id_tN14K_form__kexp_tR10Ast__loc_t* vcase_3 = &v_33->u.KDefVal;
               _fx_N14K_form__kexp_t v_34 = v_31->hd;
               if (FX_REC_VARIANT_TAG(v_34) == 5) {
                  _fx_N14K_form__atom_t* v_35 = &v_34->u.KExpAtom.t0;
                  if (v_35->tag == 1) {
                     bool res_3;
                     FX_CALL(_fx_M3AstFM6__eq__B2RM4id_tRM4id_t(&vcase_3->t0, &v_35->u.AtomId, &res_3, 0), _fx_catch_12);
                     if (res_3) {
                        _fx_LN14K_form__kexp_t v_36 = 0;
                        FX_CALL(_fx_cons_LN14K_form__kexp_t(vcase_3->t1, v_32->tl, true, &v_36), _fx_catch_10);
                        FX_CALL(
                           _fx_M6K_formFM10rcode2kexpN14K_form__kexp_t2LN14K_form__kexp_tR10Ast__loc_t(v_36, loc_1, fx_result,
                              0), _fx_catch_10);

                     _fx_catch_10: ;
                        if (v_36) {
                           _fx_free_LN14K_form__kexp_t(&v_36);
                        }
                        goto _fx_endmatch_2;
                     }
                  }
               }
            }
         }
      }
      FX_CALL(_fx_M6K_formFM9code2kexpN14K_form__kexp_t2LN14K_form__kexp_tR10Ast__loc_t(code_0, loc_1, fx_result, 0),
         _fx_catch_11);

   _fx_catch_11: ;

   _fx_endmatch_2: ;
      FX_CHECK_EXN(_fx_catch_12);

   _fx_catch_12: ;
      if (v_31) {
         _fx_free_LN14K_form__kexp_t(&v_31);
      }
      if (__fold_result___3) {
         _fx_free_LN14K_form__kexp_t(&__fold_result___3);
      }
      if (code_0) {
         _fx_free_LN14K_form__kexp_t(&code_0);
      }
   }
   else {
      FX_CALL(_fx_M6K_formFM9walk_kexpN14K_form__kexp_t2N14K_form__kexp_tRM9k_callb_t(e_0, callb_0, fx_result, 0),
         _fx_catch_13);

   _fx_catch_13: ;
   }

_fx_cleanup: ;
   FX_FREE_FP(&remove_unused__0);
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM7make_fpFPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
   struct _fx_ri_data_t* arg0,
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* arg1,
   bool arg2,
   struct _fx_rB_data_t* arg3,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* arg4,
   struct _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t* fx_result)
{
   FX_MAKE_FP_IMPL_START(
      _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t_cldata_t,
      _fx_free_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t,
      _fx_M15K_remove_unusedFM19remove_unused_kexp_N14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t);
   FX_COPY_PTR(arg0, &fcv->t0);
   FX_COPY_PTR(arg1, &fcv->t1);
   fcv->t2 = arg2;
   FX_COPY_PTR(arg3, &fcv->t3);
   FX_COPY_PTR(arg4, &fcv->t4);
   return 0;
}

static int
   _fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
   struct _fx_LN14K_form__kexp_t_data_t* code_0,
   struct _fx_LN14K_form__kexp_t_data_t* result_0,
   struct _fx_R17K_form__k_callb_t* callb_0,
   struct _fx_ri_data_t* curr_m_idx_ref_0,
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* fold_pairs_ref_0,
   bool initial_0,
   struct _fx_rB_data_t* is_main_ref_0,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* used_somewhere_0,
   struct _fx_LN14K_form__kexp_t_data_t** fx_result,
   void* fx_fv)
{
   _fx_FPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t remove_unused_kexp__0 = {0};
   _fx_LN14K_form__kexp_t result_1 = 0;
   _fx_LN14K_form__kexp_t code_1 = 0;
   _fx_LN14K_form__kexp_t result_2 = 0;
   _fx_R17K_form__k_callb_t callb_1 = {0};
   int fx_status = 0;
   _fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t_cldata_t*
      cv_0 =
      (_fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t_cldata_t*)
         fx_fv;
   _fx_M15K_remove_unusedFM7make_fpFPN14K_form__kexp_t2N14K_form__kexp_tR17K_form__k_callb_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
      cv_0->t0, cv_0->t1, cv_0->t2, cv_0->t3, cv_0->t4, &remove_unused_kexp__0);
   _fx_Rt6Map__t2R9Ast__id_tR9Ast__id_t* fold_pairs_0 = &fold_pairs_ref_0->data;
   FX_COPY_PTR(code_0, &code_1);
   FX_COPY_PTR(result_0, &result_2);
   _fx_copy_R17K_form__k_callb_t(callb_0, &callb_1);
   for (;;) {
      _fx_LN14K_form__kexp_t code_2 = 0;
      _fx_LN14K_form__kexp_t result_3 = 0;
      _fx_R17K_form__k_callb_t callb_2 = {0};
      FX_COPY_PTR(code_1, &code_2);
      FX_COPY_PTR(result_2, &result_3);
      _fx_copy_R17K_form__k_callb_t(&callb_1, &callb_2);
      if (code_2 != 0) {
         _fx_N14K_form__kexp_t e_0 = 0;
         _fx_LN14K_form__kexp_t result_4 = 0;
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t v_0 = 0;
         _fx_FPi2R9Ast__id_tR9Ast__id_t v_1 = {0};
         _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t t_0 = 0;
         _fx_FPi2R9Ast__id_tR9Ast__id_t cmp_0 = {0};
         _fx_LN14K_form__kexp_t rest_0 = code_2->tl;
         FX_CALL(remove_unused_kexp__0.fp(code_2->hd, &callb_2, &e_0, remove_unused_kexp__0.fcv), _fx_catch_6);
         int tag_0 = FX_REC_VARIANT_TAG(e_0);
         if (tag_0 == 1) {
            if (rest_0 == 0) {
               FX_CALL(_fx_cons_LN14K_form__kexp_t(e_0, result_3, true, &result_4), _fx_catch_0);
            }
            else {
               FX_COPY_PTR(result_3, &result_4);
            }

         _fx_catch_0: ;
            goto _fx_endmatch_0;
         }
         if (tag_0 == 21) {
            _fx_T3R9Ast__id_tN14K_form__atom_tR10Ast__loc_t* vcase_0 = &e_0->u.KExpAssign;
            _fx_N14K_form__atom_t* v_2 = &vcase_0->t1;
            if (v_2->tag == 1) {
               _fx_R9Ast__id_t* fr_0 = &vcase_0->t0;
               _fx_R9Ast__id_t v_3;
               FX_CALL(_fx_M3AstFM11get_orig_idRM4id_t1RM4id_t(fr_0, &v_3, 0), _fx_catch_6);
               bool res_0;
               FX_CALL(_fx_M3AstFM6__eq__B2RM4id_tRM4id_t(&v_3, &_fx_g23Ast__std__fold_result__, &res_0, 0), _fx_catch_6);
               bool t_1;
               if (res_0) {
                  FX_COPY_PTR(fold_pairs_0->root, &v_0);
                  FX_COPY_FP(&fold_pairs_0->cmp, &v_1);
                  _fx_Nt6option1R9Ast__id_t result_5 = {0};
                  FX_COPY_PTR(v_0, &t_0);
                  _fx_R9Ast__id_t xk_0 = v_2->u.AtomId;
                  FX_COPY_FP(&v_1, &cmp_0);
                  for (;;) {
                     _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t t_2 = 0;
                     _fx_FPi2R9Ast__id_tR9Ast__id_t cmp_1 = {0};
                     FX_COPY_PTR(t_0, &t_2);
                     _fx_R9Ast__id_t xk_1 = xk_0;
                     FX_COPY_FP(&cmp_0, &cmp_1);
                     if ((t_2 != 0) + 1 == 2) {
                        _fx_T5N12Map__color_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_tR9Ast__id_tR9Ast__id_tNt11Map__tree_t2R9Ast__id_tR9Ast__id_t*
                           vcase_1 = &t_2->u.Node;
                        int_ c_0;
                        FX_CALL(cmp_1.fp(&xk_1, &vcase_1->t2, &c_0, cmp_1.fcv), _fx_catch_1);
                        if (c_0 < 0) {
                           _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t* l_0 = &vcase_1->t1;
                           _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&t_0);
                           FX_COPY_PTR(*l_0, &t_0);
                           xk_0 = xk_1;
                           FX_FREE_FP(&cmp_0);
                           FX_COPY_FP(&cmp_1, &cmp_0);
                        }
                        else if (c_0 > 0) {
                           _fx_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t* r_0 = &vcase_1->t4;
                           _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&t_0);
                           FX_COPY_PTR(*r_0, &t_0);
                           xk_0 = xk_1;
                           FX_FREE_FP(&cmp_0);
                           FX_COPY_FP(&cmp_1, &cmp_0);
                        }
                        else {
                           _fx_Nt6option1R9Ast__id_t result_6;
                           _fx_M15K_remove_unusedFM4SomeNt6option1R9Ast__id_t1R9Ast__id_t(&vcase_1->t3, &result_6);
                           result_5 = result_6;
                           FX_BREAK(_fx_catch_1);
                        }

                     _fx_catch_1: ;
                     }
                     else {
                        result_5 = _fx_g23K_remove_unused__None3_; FX_BREAK(_fx_catch_2);  _fx_catch_2: ;
                     }
                     FX_CHECK_EXN(_fx_catch_3);

                  _fx_catch_3: ;
                     FX_FREE_FP(&cmp_1);
                     if (t_2) {
                        _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&t_2);
                     }
                     FX_CHECK_BREAK();
                     FX_CHECK_EXN(_fx_catch_6);
                  }
                  _fx_Nt6option1R9Ast__id_t v_4 = result_5;
                  _fx_R9Ast__id_t v_5;
                  if (v_4.tag == 2) {
                     v_5 = v_4.u.Some;
                  }
                  else {
                     v_5 = _fx_g9Ast__noid;
                  }
                  FX_CHECK_EXN(_fx_catch_6);
                  FX_CALL(_fx_M3AstFM6__eq__B2RM4id_tRM4id_t(&v_5, fr_0, &t_1, 0), _fx_catch_6);
               }
               else {
                  t_1 = false;
               }
               if (t_1) {
                  FX_COPY_PTR(result_3, &result_4); goto _fx_endmatch_0;
               }
            }
         }
         bool res_1;
         if (tag_0 == 31) {
            res_1 = true;
         }
         else if (tag_0 == 32) {
            res_1 = true;
         }
         else if (tag_0 == 33) {
            res_1 = true;
         }
         else if (tag_0 == 34) {
            res_1 = true;
         }
         else if (tag_0 == 36) {
            res_1 = true;
         }
         else if (tag_0 == 37) {
            res_1 = true;
         }
         else if (tag_0 == 35) {
            res_1 = true;
         }
         else {
            res_1 = false;
         }
         FX_CHECK_EXN(_fx_catch_6);
         if (res_1) {
            FX_CALL(_fx_cons_LN14K_form__kexp_t(e_0, result_3, true, &result_4), _fx_catch_4);

         _fx_catch_4: ;
            goto _fx_endmatch_0;
         }
         bool v_6;
         if (rest_0 != 0) {
            FX_CALL(_fx_M15K_remove_unusedFM9pure_kexpB1N14K_form__kexp_t(e_0, &v_6, 0), _fx_catch_5);
         }
         else {
            v_6 = false;
         }
         if (v_6) {
            FX_COPY_PTR(result_3, &result_4);
         }
         else {
            FX_CALL(_fx_cons_LN14K_form__kexp_t(e_0, result_3, true, &result_4), _fx_catch_5);
         }

      _fx_catch_5: ;

      _fx_endmatch_0: ;
         FX_CHECK_EXN(_fx_catch_6);
         _fx_free_LN14K_form__kexp_t(&code_1);
         FX_COPY_PTR(rest_0, &code_1);
         _fx_free_LN14K_form__kexp_t(&result_2);
         FX_COPY_PTR(result_4, &result_2);
         _fx_free_R17K_form__k_callb_t(&callb_1);
         _fx_copy_R17K_form__k_callb_t(&callb_2, &callb_1);

      _fx_catch_6: ;
         FX_FREE_FP(&cmp_0);
         if (t_0) {
            _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&t_0);
         }
         FX_FREE_FP(&v_1);
         if (v_0) {
            _fx_free_Nt11Map__tree_t2R9Ast__id_tR9Ast__id_t(&v_0);
         }
         if (result_4) {
            _fx_free_LN14K_form__kexp_t(&result_4);
         }
         if (e_0) {
            _fx_free_N14K_form__kexp_t(&e_0);
         }
      }
      else {
         _fx_LN14K_form__kexp_t __fold_result___0 = 0;
         _fx_LN14K_form__kexp_t result_7 = 0;
         _fx_LN14K_form__kexp_t lst_0 = result_3;
         for (; lst_0; lst_0 = lst_0->tl) {
            _fx_LN14K_form__kexp_t r_1 = 0;
            _fx_N14K_form__kexp_t a_0 = lst_0->hd;
            FX_COPY_PTR(__fold_result___0, &r_1);
            FX_CALL(_fx_cons_LN14K_form__kexp_t(a_0, r_1, false, &r_1), _fx_catch_7);
            _fx_free_LN14K_form__kexp_t(&__fold_result___0);
            FX_COPY_PTR(r_1, &__fold_result___0);

         _fx_catch_7: ;
            if (r_1) {
               _fx_free_LN14K_form__kexp_t(&r_1);
            }
            FX_CHECK_EXN(_fx_catch_8);
         }
         FX_COPY_PTR(__fold_result___0, &result_7);
         _fx_free_LN14K_form__kexp_t(&result_1);
         FX_COPY_PTR(result_7, &result_1);
         FX_BREAK(_fx_catch_8);

      _fx_catch_8: ;
         if (result_7) {
            _fx_free_LN14K_form__kexp_t(&result_7);
         }
         if (__fold_result___0) {
            _fx_free_LN14K_form__kexp_t(&__fold_result___0);
         }
      }
      FX_CHECK_EXN(_fx_catch_9);

   _fx_catch_9: ;
      _fx_free_R17K_form__k_callb_t(&callb_2);
      if (result_3) {
         _fx_free_LN14K_form__kexp_t(&result_3);
      }
      if (code_2) {
         _fx_free_LN14K_form__kexp_t(&code_2);
      }
      FX_CHECK_BREAK();
      FX_CHECK_EXN(_fx_cleanup);
   }
   FX_COPY_PTR(result_1, fx_result);

_fx_cleanup: ;
   FX_FREE_FP(&remove_unused_kexp__0);
   if (result_1) {
      _fx_free_LN14K_form__kexp_t(&result_1);
   }
   if (code_1) {
      _fx_free_LN14K_form__kexp_t(&code_1);
   }
   if (result_2) {
      _fx_free_LN14K_form__kexp_t(&result_2);
   }
   _fx_free_R17K_form__k_callb_t(&callb_1);
   return fx_status;
}

FX_EXTERN_C int
   _fx_M15K_remove_unusedFM7make_fpFPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t5rirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t(
   struct _fx_ri_data_t* arg0,
   struct _fx_rRt6Map__t2R9Ast__id_tR9Ast__id_t_data_t* arg1,
   bool arg2,
   struct _fx_rB_data_t* arg3,
   struct _fx_Nt10Hashset__t1R9Ast__id_t_data_t* arg4,
   struct _fx_FPLN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t*
      fx_result)
{
   FX_MAKE_FP_IMPL_START(
      _fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t_cldata_t,
      _fx_free_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t,
      _fx_M15K_remove_unusedFM14remove_unused_LN14K_form__kexp_t8LN14K_form__kexp_tLN14K_form__kexp_tR17K_form__k_callb_trirRt6Map__t2R9Ast__id_tR9Ast__id_tBrBNt10Hashset__t1R9Ast__id_t);
   FX_COPY_PTR(arg0, &fcv->t0);
   FX_COPY_PTR(arg1, &fcv->t1);
   fcv->t2 = arg2;
   FX_COPY_PTR(arg3, &fcv->t3);
   FX_COPY_PTR(arg4, &fcv->t4);
   return 0;
}

FX_EXTERN_C int _fx_M15K_remove_unusedFM21remove_unused_by_mainLR17K_form__kmodule_t1LR17K_form__kmodule_t(
   struct _fx_LR17K_form__kmodule_t_data_t* kmods_0,
   struct _fx_LR17K_form__kmodule_t_data_t** fx_result,
   void* fx_fv)
{
   _fx_Nt10Hashset__t1R9Ast__id_t all_main_ids_0 = 0;
   _fx_Nt10Hashset__t1R9Ast__id_t all_top_ids_0 = 0;
   _fx_LT2R9Ast__id_tN14K_form__kexp_t all_top_0 = 0;
   _fx_LN14K_form__kexp_t all_actions_0 = 0;
   _fx_Nt10Hashset__t1R9Ast__id_t idset0_0 = 0;
   _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t entry0_0 = {0};
   fx_arr_t v_0 = {0};
   fx_arr_t v_1 = {0};
   _fx_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t all_deps_0 = 0;
   fx_arr_t v_2 = {0};
   fx_arr_t v_3 = {0};
   fx_arr_t v_4 = {0};
   fx_arr_t v_5 = {0};
   _fx_Nt10Hashset__t1R9Ast__id_t all_main_deps_0 = 0;
   _fx_Nt10Hashset__t1R9Ast__id_t used_by_actions_0 = 0;
   fx_arr_t table_0 = {0};
   _fx_LR9Ast__id_t v_6 = 0;
   _fx_Nt6option1Nt10Hashset__t1R9Ast__id_t v_7 = {0};
   _fx_Nt10Hashset__t1R9Ast__id_t v_8 = 0;
   _fx_Nt10Hashset__t1R9Ast__id_t all_main_deps_1 = 0;
   int fx_status = 0;
   FX_CALL(_fx_M3AstFM16empty_id_hashsetNt10Hashset__t1RM4id_t1i(1024, &all_main_ids_0, 0), _fx_cleanup);
   FX_CALL(_fx_M3AstFM16empty_id_hashsetNt10Hashset__t1RM4id_t1i(1024, &all_top_ids_0, 0), _fx_cleanup);
   _fx_LR17K_form__kmodule_t lst_0 = kmods_0;
   for (; lst_0; lst_0 = lst_0->tl) {
      _fx_LN14K_form__kexp_t km_top_0 = 0;
      _fx_R17K_form__kmodule_t* km_0 = &lst_0->hd;
      bool km_main_0 = km_0->km_main;
      FX_COPY_PTR(km_0->km_top, &km_top_0);
      _fx_LN14K_form__kexp_t lst_1 = km_top_0;
      for (; lst_1; lst_1 = lst_1->tl) {
         _fx_N14K_form__kexp_t e_0 = lst_1->hd;
         int tag_0 = FX_REC_VARIANT_TAG(e_0);
         if (tag_0 == 31) {
            _fx_T2R9Ast__id_tN14K_form__kexp_t v_9 = {0};
            _fx_LT2R9Ast__id_tN14K_form__kexp_t v_10 = 0;
            _fx_R9Ast__id_t* n_0 = &e_0->u.KDefVal.t0;
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, n_0, 0), _fx_catch_0);
            _fx_make_T2R9Ast__id_tN14K_form__kexp_t(n_0, e_0, &v_9);
            FX_CALL(_fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(&v_9, all_top_0, true, &v_10), _fx_catch_0);
            _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
            FX_COPY_PTR(v_10, &all_top_0);
            if (km_main_0) {
               FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, n_0, 0),
                  _fx_catch_0);
            }

         _fx_catch_0: ;
            if (v_10) {
               _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&v_10);
            }
            _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&v_9);
         }
         else if (tag_0 == 32) {
            _fx_R17K_form__kdeffun_t v_11 = {0};
            _fx_T2R9Ast__id_tN14K_form__kexp_t v_12 = {0};
            _fx_LT2R9Ast__id_tN14K_form__kexp_t v_13 = 0;
            _fx_copy_R17K_form__kdeffun_t(&e_0->u.KDefFun->data, &v_11);
            _fx_R9Ast__id_t* kf_name_0 = &v_11.kf_name;
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, kf_name_0, 0),
               _fx_catch_1);
            _fx_make_T2R9Ast__id_tN14K_form__kexp_t(kf_name_0, e_0, &v_12);
            FX_CALL(_fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(&v_12, all_top_0, true, &v_13), _fx_catch_1);
            _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
            FX_COPY_PTR(v_13, &all_top_0);
            if (km_main_0) {
               FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, kf_name_0, 0),
                  _fx_catch_1);
            }

         _fx_catch_1: ;
            if (v_13) {
               _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&v_13);
            }
            _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&v_12);
            _fx_free_R17K_form__kdeffun_t(&v_11);
         }
         else if (tag_0 == 36) {
            _fx_R17K_form__kdeftyp_t v_14 = {0};
            _fx_T2R9Ast__id_tN14K_form__kexp_t v_15 = {0};
            _fx_LT2R9Ast__id_tN14K_form__kexp_t v_16 = 0;
            _fx_copy_R17K_form__kdeftyp_t(&e_0->u.KDefTyp->data, &v_14);
            _fx_R9Ast__id_t* kt_name_0 = &v_14.kt_name;
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, kt_name_0, 0),
               _fx_catch_2);
            _fx_make_T2R9Ast__id_tN14K_form__kexp_t(kt_name_0, e_0, &v_15);
            FX_CALL(_fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(&v_15, all_top_0, true, &v_16), _fx_catch_2);
            _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
            FX_COPY_PTR(v_16, &all_top_0);
            if (km_main_0) {
               FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, kt_name_0, 0),
                  _fx_catch_2);
            }

         _fx_catch_2: ;
            if (v_16) {
               _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&v_16);
            }
            _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&v_15);
            _fx_free_R17K_form__kdeftyp_t(&v_14);
         }
         else if (tag_0 == 34) {
            _fx_R21K_form__kdefvariant_t v_17 = {0};
            _fx_T2R9Ast__id_tN14K_form__kexp_t v_18 = {0};
            _fx_LT2R9Ast__id_tN14K_form__kexp_t v_19 = 0;
            _fx_copy_R21K_form__kdefvariant_t(&e_0->u.KDefVariant->data, &v_17);
            _fx_R9Ast__id_t* kvar_name_0 = &v_17.kvar_name;
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, kvar_name_0, 0),
               _fx_catch_3);
            _fx_make_T2R9Ast__id_tN14K_form__kexp_t(kvar_name_0, e_0, &v_18);
            FX_CALL(_fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(&v_18, all_top_0, true, &v_19), _fx_catch_3);
            _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
            FX_COPY_PTR(v_19, &all_top_0);
            if (km_main_0) {
               FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, kvar_name_0, 0),
                  _fx_catch_3);
            }

         _fx_catch_3: ;
            if (v_19) {
               _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&v_19);
            }
            _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&v_18);
            _fx_free_R21K_form__kdefvariant_t(&v_17);
         }
         else if (tag_0 == 35) {
            _fx_R23K_form__kdefinterface_t v_20 = {0};
            _fx_T2R9Ast__id_tN14K_form__kexp_t v_21 = {0};
            _fx_LT2R9Ast__id_tN14K_form__kexp_t v_22 = 0;
            _fx_copy_R23K_form__kdefinterface_t(&e_0->u.KDefInterface->data, &v_20);
            _fx_R9Ast__id_t* ki_name_0 = &v_20.ki_name;
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, ki_name_0, 0),
               _fx_catch_4);
            _fx_make_T2R9Ast__id_tN14K_form__kexp_t(ki_name_0, e_0, &v_21);
            FX_CALL(_fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(&v_21, all_top_0, true, &v_22), _fx_catch_4);
            _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
            FX_COPY_PTR(v_22, &all_top_0);
            if (km_main_0) {
               FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, ki_name_0, 0),
                  _fx_catch_4);
            }

         _fx_catch_4: ;
            if (v_22) {
               _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&v_22);
            }
            _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&v_21);
            _fx_free_R23K_form__kdefinterface_t(&v_20);
         }
         else if (tag_0 == 37) {
            _fx_R25K_form__kdefclosurevars_t v_23 = {0};
            _fx_T2R9Ast__id_tN14K_form__kexp_t v_24 = {0};
            _fx_LT2R9Ast__id_tN14K_form__kexp_t v_25 = 0;
            _fx_copy_R25K_form__kdefclosurevars_t(&e_0->u.KDefClosureVars->data, &v_23);
            _fx_R9Ast__id_t* kcv_name_0 = &v_23.kcv_name;
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, kcv_name_0, 0),
               _fx_catch_5);
            _fx_make_T2R9Ast__id_tN14K_form__kexp_t(kcv_name_0, e_0, &v_24);
            FX_CALL(_fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(&v_24, all_top_0, true, &v_25), _fx_catch_5);
            _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
            FX_COPY_PTR(v_25, &all_top_0);
            if (km_main_0) {
               FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, kcv_name_0, 0),
                  _fx_catch_5);
            }

         _fx_catch_5: ;
            if (v_25) {
               _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&v_25);
            }
            _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&v_24);
            _fx_free_R25K_form__kdefclosurevars_t(&v_23);
         }
         else if (tag_0 == 33) {
            _fx_R17K_form__kdefexn_t v_26 = {0};
            _fx_T2R9Ast__id_tN14K_form__kexp_t v_27 = {0};
            _fx_LT2R9Ast__id_tN14K_form__kexp_t v_28 = 0;
            _fx_copy_R17K_form__kdefexn_t(&e_0->u.KDefExn->data, &v_26);
            _fx_R9Ast__id_t* ke_tag_0 = &v_26.ke_tag;
            _fx_R9Ast__id_t* ke_name_0 = &v_26.ke_name;
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, ke_name_0, 0),
               _fx_catch_6);
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_top_ids_0, ke_tag_0, 0),
               _fx_catch_6);
            _fx_make_T2R9Ast__id_tN14K_form__kexp_t(ke_name_0, e_0, &v_27);
            FX_CALL(_fx_cons_LT2R9Ast__id_tN14K_form__kexp_t(&v_27, all_top_0, true, &v_28), _fx_catch_6);
            _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
            FX_COPY_PTR(v_28, &all_top_0);
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, ke_name_0, 0),
               _fx_catch_6);
            FX_CALL(_fx_M15K_remove_unusedFM3addv2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_ids_0, ke_tag_0, 0),
               _fx_catch_6);

         _fx_catch_6: ;
            if (v_28) {
               _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&v_28);
            }
            _fx_free_T2R9Ast__id_tN14K_form__kexp_t(&v_27);
            _fx_free_R17K_form__kdefexn_t(&v_26);
         }
         else {
            _fx_LN14K_form__kexp_t v_29 = 0;
            FX_CALL(_fx_cons_LN14K_form__kexp_t(e_0, all_actions_0, true, &v_29), _fx_catch_7);
            _fx_free_LN14K_form__kexp_t(&all_actions_0);
            FX_COPY_PTR(v_29, &all_actions_0);

         _fx_catch_7: ;
            if (v_29) {
               _fx_free_LN14K_form__kexp_t(&v_29);
            }
         }
         FX_CHECK_EXN(_fx_catch_8);

      _fx_catch_8: ;
         FX_CHECK_EXN(_fx_catch_9);
      }

   _fx_catch_9: ;
      if (km_top_0) {
         _fx_free_LN14K_form__kexp_t(&km_top_0);
      }
      FX_CHECK_EXN(_fx_cleanup);
   }
   FX_CALL(_fx_M3AstFM16empty_id_hashsetNt10Hashset__t1RM4id_t1i(1, &idset0_0, 0), _fx_cleanup);
   int_ size_0 = 8;
   while (size_0 < 1024) {
      size_0 = size_0 * 2;
   }
   int_ idxsize_0 = size_0 * 2;
   _fx_make_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(0ULL, &_fx_g9Ast__noid, idset0_0, &entry0_0);
   FX_CALL(_fx_M7HashmapFM9makeindexA1i1i(idxsize_0, &v_0, 0), _fx_cleanup);
   _fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t* dstptr_0 = 0;
   int_ n_1 = size_0;
   {
      const int_ shape_0[] = { n_1 };
      FX_CALL(
         fx_make_arr(1, shape_0, sizeof(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t),
            (fx_free_t)_fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t,
            (fx_copy_t)_fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, 0, &v_1), _fx_cleanup);
   }
   dstptr_0 = (_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t*)v_1.data;
   for (int_ i_0 = 0; i_0 < n_1; i_0++, dstptr_0++) {
      _fx_copy_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&entry0_0, dstptr_0);
   }
   FX_CALL(
      _fx_M15K_remove_unusedFM1tNt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t6Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tiiiA1iA1Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(
         &entry0_0, 0, 0, 0, &v_0, &v_1, &all_deps_0), _fx_cleanup);
   _fx_LT2R9Ast__id_tN14K_form__kexp_t lst_2 = all_top_0;
   for (; lst_2; lst_2 = lst_2->tl) {
      _fx_N14K_form__kexp_t e_1 = 0;
      _fx_LN14K_form__kexp_t v_30 = 0;
      _fx_Nt10Hashset__t1R9Ast__id_t deps_0 = 0;
      _fx_Nt10Hashset__t1R9Ast__id_t v_31 = 0;
      _fx_T2R9Ast__id_tN14K_form__kexp_t* __pat___0 = &lst_2->hd;
      _fx_R9Ast__id_t n_2 = __pat___0->t0;
      FX_COPY_PTR(__pat___0->t1, &e_1);
      FX_CALL(_fx_cons_LN14K_form__kexp_t(e_1, 0, true, &v_30), _fx_catch_10);
      FX_CALL(_fx_M6K_formFM7used_byNt10Hashset__t1R9Ast__id_t2LN14K_form__kexp_ti(v_30, 16, &deps_0, 0), _fx_catch_10);
      FX_CALL(
         _fx_M15K_remove_unusedFM9intersectv2Nt10Hashset__t1R9Ast__id_tNt10Hashset__t1R9Ast__id_t(deps_0, all_top_ids_0, 0),
         _fx_catch_10);
      FX_CALL(_fx_M15K_remove_unusedFM8compressNt10Hashset__t1R9Ast__id_t1Nt10Hashset__t1R9Ast__id_t(deps_0, &v_31, 0),
         _fx_catch_10);
      int_ idx_0;
      FX_CALL(
         _fx_M15K_remove_unusedFM18find_idx_or_inserti2Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tR9Ast__id_t(
            all_deps_0, &n_2, &idx_0, 0), _fx_catch_10);
      FX_CHKIDX(FX_CHKIDX1(all_deps_0->u.t.t5, 0, idx_0), _fx_catch_10);
      _fx_Nt10Hashset__t1R9Ast__id_t* v_32 =
         &FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, all_deps_0->u.t.t5, idx_0)->data;
      _fx_free_Nt10Hashset__t1R9Ast__id_t(v_32);
      FX_COPY_PTR(v_31, v_32);

   _fx_catch_10: ;
      if (v_31) {
         _fx_free_Nt10Hashset__t1R9Ast__id_t(&v_31);
      }
      if (deps_0) {
         _fx_free_Nt10Hashset__t1R9Ast__id_t(&deps_0);
      }
      if (v_30) {
         _fx_free_LN14K_form__kexp_t(&v_30);
      }
      if (e_1) {
         _fx_free_N14K_form__kexp_t(&e_1);
      }
      FX_CHECK_EXN(_fx_cleanup);
   }
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t v_33 = all_main_ids_0->u.t.t0;
   fx_copy_arr(&all_main_ids_0->u.t.t4, &v_2);
   int_* dstptr_1 = 0;
   int_ ni_0 = FX_ARR_SIZE(v_2, 0);
   int_* ptr_v_0 = FX_PTR_1D(int_, v_2, 0);
   {
      const int_ shape_1[] = { ni_0 };
      FX_CALL(fx_make_arr(1, shape_1, sizeof(int_), 0, 0, 0, &v_3), _fx_cleanup);
   }
   dstptr_1 = (int_*)v_3.data;
   for (int_ i_1 = 0; i_1 < ni_0; i_1++, dstptr_1++) {
      int_ x_0 = ptr_v_0[i_1]; *dstptr_1 = x_0;
   }
   fx_copy_arr(&all_main_ids_0->u.t.t5, &v_4);
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* dstptr_2 = 0;
   int_ ni_1 = FX_ARR_SIZE(v_4, 0);
   _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t* ptr_v_1 = FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, v_4, 0);
   {
      const int_ shape_2[] = { ni_1 };
      FX_CALL(fx_make_arr(1, shape_2, sizeof(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t), 0, 0, 0, &v_5), _fx_cleanup);
   }
   dstptr_2 = (_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t*)v_5.data;
   for (int_ i_2 = 0; i_2 < ni_1; i_2++, dstptr_2++) {
      _fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t x_1 = ptr_v_1[i_2]; *dstptr_2 = x_1;
   }
   FX_CALL(
      _fx_M15K_remove_unusedFM1tNt10Hashset__t1R9Ast__id_t6Rt24Hashset__hashset_entry_t1R9Ast__id_tiiiA1iA1Rt24Hashset__hashset_entry_t1R9Ast__id_t(
         &v_33, all_main_ids_0->u.t.t1, all_main_ids_0->u.t.t2, all_main_ids_0->u.t.t3, &v_3, &v_5, &all_main_deps_0),
      _fx_cleanup);
   FX_CALL(_fx_M6K_formFM7used_byNt10Hashset__t1R9Ast__id_t2LN14K_form__kexp_ti(all_actions_0, 1024, &used_by_actions_0, 0),
      _fx_cleanup);
   FX_CALL(
      _fx_M15K_remove_unusedFM9intersectv2Nt10Hashset__t1R9Ast__id_tNt10Hashset__t1R9Ast__id_t(used_by_actions_0, all_top_ids_0,
         0), _fx_cleanup);
   fx_copy_arr(&used_by_actions_0->u.t.t5, &table_0);
   int_ v_34 = used_by_actions_0->u.t.t2;
   for (int_ j_0 = 0; j_0 < v_34; j_0++) {
      FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_11);
      if (FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->hv < 9223372036854775808ULL) {
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_11);
         _fx_R9Ast__id_t v_35 = FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->key;
         FX_CHKIDX(FX_CHKIDX1(table_0, 0, j_0), _fx_catch_11);
         FX_CALL(
            _fx_M15K_remove_unusedFM4add_v3Nt10Hashset__t1R9Ast__id_tR9Ast__id_tq(all_main_deps_0, &v_35,
               FX_PTR_1D(_fx_Rt24Hashset__hashset_entry_t1R9Ast__id_t, table_0, j_0)->hv, 0), _fx_catch_11);
      }

   _fx_catch_11: ;
      FX_CHECK_EXN(_fx_cleanup);
   }
   _fx_R9Ast__id_t main_id_0;
   fx_str_t slit_0 = FX_MAKE_STR("__main__");
   FX_CALL(_fx_M3AstFM6get_idRM4id_t1S(&slit_0, &main_id_0, 0), _fx_cleanup);
   int_ idx_1;
   FX_CALL(
      _fx_M15K_remove_unusedFM18find_idx_or_inserti2Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_deps_0,
         &main_id_0, &idx_1, 0), _fx_cleanup);
   FX_CHKIDX(FX_CHKIDX1(all_deps_0->u.t.t5, 0, idx_1), _fx_cleanup);
   _fx_Nt10Hashset__t1R9Ast__id_t* v_36 =
      &FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, all_deps_0->u.t.t5, idx_1)->data;
   _fx_free_Nt10Hashset__t1R9Ast__id_t(v_36);
   FX_COPY_PTR(all_main_deps_0, v_36);
   _fx_LR9Ast__id_t lstend_0 = 0;
   _fx_LT2R9Ast__id_tN14K_form__kexp_t lst_3 = all_top_0;
   for (; lst_3; lst_3 = lst_3->tl) {
      _fx_T2R9Ast__id_tN14K_form__kexp_t* __pat___1 = &lst_3->hd;
      _fx_LR9Ast__id_t node_0 = 0;
      FX_CALL(_fx_cons_LR9Ast__id_t(&__pat___1->t0, 0, false, &node_0), _fx_catch_12);
      FX_LIST_APPEND(v_6, lstend_0, node_0);

   _fx_catch_12: ;
      FX_CHECK_EXN(_fx_cleanup);
   }
   FX_CALL(_fx_cons_LR9Ast__id_t(&main_id_0, v_6, false, &v_6), _fx_cleanup);
   int_ res_0;
   FX_CALL(
      _fx_M3AstFM17calc_sets_closurei3iLRM4id_tNt10Hashmap__t2RM4id_tNt10Hashset__t1RM4id_t(10, v_6, all_deps_0, &res_0, 0),
      _fx_cleanup);
   _fx_Ta2i v_37;
   FX_CALL(
      _fx_M15K_remove_unusedFM9find_idx_Ta2i2Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_deps_0,
         &main_id_0, &v_37, 0), _fx_cleanup);
   int_ j_1 = v_37.t1;
   if (j_1 >= 0) {
      FX_CHKIDX(FX_CHKIDX1(all_deps_0->u.t.t5, 0, j_1), _fx_cleanup);
      FX_COPY_PTR(FX_PTR_1D(_fx_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t, all_deps_0->u.t.t5, j_1)->data,
         &v_8);
      _fx_M15K_remove_unusedFM4SomeNt6option1Nt10Hashset__t1R9Ast__id_t1Nt10Hashset__t1R9Ast__id_t(v_8, &v_7);
   }
   else {
      _fx_copy_Nt6option1Nt10Hashset__t1R9Ast__id_t(&_fx_g23K_remove_unused__None2_, &v_7);
   }
   if (v_7.tag == 2) {
      FX_COPY_PTR(v_7.u.Some, &all_main_deps_1);
   }
   else {
      FX_COPY_PTR(all_main_deps_0, &all_main_deps_1);
   }
   FX_CHECK_EXN(_fx_cleanup);
   _fx_LR17K_form__kmodule_t lstend_1 = 0;
   _fx_LR17K_form__kmodule_t lst_4 = kmods_0;
   for (; lst_4; lst_4 = lst_4->tl) {
      _fx_LN14K_form__kexp_t km_top_1 = 0;
      _fx_R17K_form__kmodule_t t_0 = {0};
      _fx_LN14K_form__kexp_t __fold_result___0 = 0;
      _fx_LN14K_form__kexp_t new_top_0 = 0;
      _fx_LN14K_form__kexp_t __fold_result___1 = 0;
      _fx_LN14K_form__kexp_t v_38 = 0;
      _fx_R17K_form__kmodule_t* km_1 = &lst_4->hd;
      bool km_main_1 = km_1->km_main;
      FX_COPY_PTR(km_1->km_top, &km_top_1);
      if (km_main_1) {
         _fx_copy_R17K_form__kmodule_t(km_1, &t_0);
      }
      else {
         _fx_LN14K_form__kexp_t lst_5 = km_top_1;
         for (; lst_5; lst_5 = lst_5->tl) {
            _fx_LN14K_form__kexp_t new_top_1 = 0;
            _fx_LN14K_form__kexp_t v_39 = 0;
            _fx_N14K_form__kexp_t e_2 = lst_5->hd;
            FX_COPY_PTR(__fold_result___0, &new_top_1);
            int tag_1 = FX_REC_VARIANT_TAG(e_2);
            if (tag_1 == 31) {
               bool v_40;
               FX_CALL(
                  _fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_deps_1, &e_2->u.KDefVal.t0,
                     &v_40, 0), _fx_catch_13);
               if (v_40) {
                  FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_13);
               }
               else {
                  FX_COPY_PTR(new_top_1, &v_39);
               }

            _fx_catch_13: ;
            }
            else if (tag_1 == 32) {
               _fx_R17K_form__kdeffun_t v_41 = {0};
               _fx_copy_R17K_form__kdeffun_t(&e_2->u.KDefFun->data, &v_41);
               bool v_42;
               FX_CALL(
                  _fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_deps_1, &v_41.kf_name, &v_42, 0),
                  _fx_catch_14);
               if (v_42) {
                  FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_14);
               }
               else {
                  FX_COPY_PTR(new_top_1, &v_39);
               }

            _fx_catch_14: ;
               _fx_free_R17K_form__kdeffun_t(&v_41);
            }
            else if (tag_1 == 36) {
               _fx_R17K_form__kdeftyp_t v_43 = {0};
               _fx_copy_R17K_form__kdeftyp_t(&e_2->u.KDefTyp->data, &v_43);
               bool v_44;
               FX_CALL(
                  _fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_deps_1, &v_43.kt_name, &v_44, 0),
                  _fx_catch_15);
               if (v_44) {
                  FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_15);
               }
               else {
                  FX_COPY_PTR(new_top_1, &v_39);
               }

            _fx_catch_15: ;
               _fx_free_R17K_form__kdeftyp_t(&v_43);
            }
            else if (tag_1 == 34) {
               _fx_R21K_form__kdefvariant_t v_45 = {0};
               _fx_copy_R21K_form__kdefvariant_t(&e_2->u.KDefVariant->data, &v_45);
               bool v_46;
               FX_CALL(
                  _fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_deps_1, &v_45.kvar_name, &v_46,
                     0), _fx_catch_16);
               if (v_46) {
                  FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_16);
               }
               else {
                  FX_COPY_PTR(new_top_1, &v_39);
               }

            _fx_catch_16: ;
               _fx_free_R21K_form__kdefvariant_t(&v_45);
            }
            else if (tag_1 == 35) {
               _fx_R23K_form__kdefinterface_t v_47 = {0};
               _fx_copy_R23K_form__kdefinterface_t(&e_2->u.KDefInterface->data, &v_47);
               bool v_48;
               FX_CALL(
                  _fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_deps_1, &v_47.ki_name, &v_48, 0),
                  _fx_catch_17);
               if (v_48) {
                  FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_17);
               }
               else {
                  FX_COPY_PTR(new_top_1, &v_39);
               }

            _fx_catch_17: ;
               _fx_free_R23K_form__kdefinterface_t(&v_47);
            }
            else if (tag_1 == 37) {
               _fx_R25K_form__kdefclosurevars_t v_49 = {0};
               _fx_copy_R25K_form__kdefclosurevars_t(&e_2->u.KDefClosureVars->data, &v_49);
               bool v_50;
               FX_CALL(
                  _fx_M15K_remove_unusedFM3memB2Nt10Hashset__t1R9Ast__id_tR9Ast__id_t(all_main_deps_1, &v_49.kcv_name, &v_50,
                     0), _fx_catch_18);
               if (v_50) {
                  FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_18);
               }
               else {
                  FX_COPY_PTR(new_top_1, &v_39);
               }

            _fx_catch_18: ;
               _fx_free_R25K_form__kdefclosurevars_t(&v_49);
            }
            else if (tag_1 == 33) {
               FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_19);  _fx_catch_19: ;
            }
            else {
               FX_CALL(_fx_cons_LN14K_form__kexp_t(e_2, new_top_1, true, &v_39), _fx_catch_20);  _fx_catch_20: ;
            }
            FX_CHECK_EXN(_fx_catch_21);
            _fx_free_LN14K_form__kexp_t(&__fold_result___0);
            FX_COPY_PTR(v_39, &__fold_result___0);

         _fx_catch_21: ;
            if (v_39) {
               _fx_free_LN14K_form__kexp_t(&v_39);
            }
            if (new_top_1) {
               _fx_free_LN14K_form__kexp_t(&new_top_1);
            }
            FX_CHECK_EXN(_fx_catch_23);
         }
         FX_COPY_PTR(__fold_result___0, &new_top_0);
         _fx_LN14K_form__kexp_t lst_6 = new_top_0;
         for (; lst_6; lst_6 = lst_6->tl) {
            _fx_LN14K_form__kexp_t r_0 = 0;
            _fx_N14K_form__kexp_t a_0 = lst_6->hd;
            FX_COPY_PTR(__fold_result___1, &r_0);
            FX_CALL(_fx_cons_LN14K_form__kexp_t(a_0, r_0, false, &r_0), _fx_catch_22);
            _fx_free_LN14K_form__kexp_t(&__fold_result___1);
            FX_COPY_PTR(r_0, &__fold_result___1);

         _fx_catch_22: ;
            if (r_0) {
               _fx_free_LN14K_form__kexp_t(&r_0);
            }
            FX_CHECK_EXN(_fx_catch_23);
         }
         FX_COPY_PTR(__fold_result___1, &v_38);
         _fx_make_R17K_form__kmodule_t(&km_1->km_name, km_1->km_idx, km_1->km_toposort_idx, &km_1->km_cname, v_38,
            km_1->km_deps, km_1->km_skip, km_1->km_main, &km_1->km_pragmas, &t_0);
      }
      _fx_LR17K_form__kmodule_t node_1 = 0;
      FX_CALL(_fx_cons_LR17K_form__kmodule_t(&t_0, 0, false, &node_1), _fx_catch_23);
      FX_LIST_APPEND(*fx_result, lstend_1, node_1);

   _fx_catch_23: ;
      if (v_38) {
         _fx_free_LN14K_form__kexp_t(&v_38);
      }
      if (__fold_result___1) {
         _fx_free_LN14K_form__kexp_t(&__fold_result___1);
      }
      if (new_top_0) {
         _fx_free_LN14K_form__kexp_t(&new_top_0);
      }
      if (__fold_result___0) {
         _fx_free_LN14K_form__kexp_t(&__fold_result___0);
      }
      _fx_free_R17K_form__kmodule_t(&t_0);
      if (km_top_1) {
         _fx_free_LN14K_form__kexp_t(&km_top_1);
      }
      FX_CHECK_EXN(_fx_cleanup);
   }

_fx_cleanup: ;
   if (all_main_ids_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&all_main_ids_0);
   }
   if (all_top_ids_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&all_top_ids_0);
   }
   if (all_top_0) {
      _fx_free_LT2R9Ast__id_tN14K_form__kexp_t(&all_top_0);
   }
   if (all_actions_0) {
      _fx_free_LN14K_form__kexp_t(&all_actions_0);
   }
   if (idset0_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&idset0_0);
   }
   _fx_free_Rt20Hashmap__hashentry_t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&entry0_0);
   FX_FREE_ARR(&v_0);
   FX_FREE_ARR(&v_1);
   if (all_deps_0) {
      _fx_free_Nt10Hashmap__t2R9Ast__id_tNt10Hashset__t1R9Ast__id_t(&all_deps_0);
   }
   FX_FREE_ARR(&v_2);
   FX_FREE_ARR(&v_3);
   FX_FREE_ARR(&v_4);
   FX_FREE_ARR(&v_5);
   if (all_main_deps_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&all_main_deps_0);
   }
   if (used_by_actions_0) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&used_by_actions_0);
   }
   FX_FREE_ARR(&table_0);
   FX_FREE_LIST_SIMPLE(&v_6);
   _fx_free_Nt6option1Nt10Hashset__t1R9Ast__id_t(&v_7);
   if (v_8) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&v_8);
   }
   if (all_main_deps_1) {
      _fx_free_Nt10Hashset__t1R9Ast__id_t(&all_main_deps_1);
   }
   return fx_status;
}

FX_EXTERN_C int fx_init_K_remove_unused(void)
{
   int fx_status = 0;
   return fx_status;
}

FX_EXTERN_C void fx_deinit_K_remove_unused(void)
{

}

